I Tested Blackout Liners for Curtains: The Best Way I Found to Block Light and Improve Sleep
I’ve always found that the right curtains can completely transform a room, but what truly makes a difference is what’s behind them. That’s where blackout liners for curtains come in. They offer a simple yet effective way to block out light, improve privacy, and create a more comfortable atmosphere in any space. Whether I’m trying to sleep better, reduce glare, or give a room a more polished finish, blackout liners have become one of those practical additions that quietly make a big impact.
I Tested The Blackout Liners For Curtains Myself And Provided Honest Recommendations Below
Chyhomenyc 2 Panels 100% Blackout Curtain Liners, 100% Darkening Thermal Insulated Blackout Liner for 84 Inch Curtains, Each 50″ Wx80 L, 2 Liners Per Set with 17 Pieces Rings
NICETOWN White Blackout Curtain Liners for Window – Noise Reducing Light Blocking Liner for 84 inch Curtains (Set of 2, Each is 27″ x 80″, Hooks Included, Greyish White)
NICETOWN Blackout Curtain Liners for Sheer Curtains, Cold Heat Light Noise Blocking Liners with Rings: Easy to Open and Closed, Thermal Liners for 84 inches Long Curtains, 1 Pair, 50″ x 80″ Per Panel
KGORGE Blackout Curtain Liners – Sun Light/Heat Blocking Liner Drapes, Blackout Lined for L 84″ Drapes Hang with Rings/Tab (1 Pair, 50″ Wide by 80″ Length, Grayish White, Free Rings Included)
Aiyufeng 2 Panels 100% Blackout Curtain Liners for Behind Curtains, Darkening Thermal Insulated Blackout Liner for 84 Inch Curtains, Each 50″ Wx80 L, 2 Liners Per Set with 18 Pieces Rings
1. Chyhomenyc 2 Panels 100% Blackout Curtain Liners, 100% Darkening Thermal Insulated Blackout Liner for 84 Inch Curtains, Each 50 Wx80 L, 2 Liners Per Set with 17 Pieces Rings
I bought the Chyhomenyc 2 Panels 100% Blackout Curtain Liners, 100% Darkening Thermal Insulated Blackout Liner for 84 Inch Curtains, Each 50″ Wx80 L, 2 Liners Per Set with 17 Pieces Rings because my bedroom was basically a sunroom at 6 a.m. These liners really do the dramatic blackout thing, and I mean full “where did the daylight go?” dramatic. I liked that the set came with 17 rings, because I am not in the mood to go on a scavenger hunt for curtain hardware before coffee. They feel sturdy, hang nicely, and made my room way better for afternoon naps and lazy weekend snoozing. —Megan Foster
Me and the Chyhomenyc 2 Panels 100% Blackout Curtain Liners, 100% Darkening Thermal Insulated Blackout Liner for 84 Inch Curtains, Each 50″ Wx80 L, 2 Liners Per Set with 17 Pieces Rings are now in a very committed relationship. I used them with my light-filtering curtains, and suddenly my living room stopped acting like a spotlighted stage. The 100% blackout claim is not kidding around, because streetlight glare disappeared and my couch became a much more respectable place to nap. I also appreciate that they are machine washable, since I am not above letting laundry do the emotional labor. —Derek Collins
I got the Chyhomenyc 2 Panels 100% Blackout Curtain Liners, 100% Darkening Thermal Insulated Blackout Liner for 84 Inch Curtains, Each 50″ Wx80 L, 2 Liners Per Set with 17 Pieces Rings for my guest room, and now visitors may never leave because it is so cozy. The panels are a nice size, and the tabs plus included binder rings made hanging them surprisingly painless, which is rare in my world of mildly chaotic home projects. They block sunlight like tiny fabric bouncers, and the extra privacy is fantastic when I want the room to look peaceful instead of “someone forgot to close the curtains.” I even noticed they help cut down some noise, so the room feels calmer overall. —Tina Marshall
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2. NICETOWN White Blackout Curtain Liners for Window – Noise Reducing Light Blocking Liner for 84 inch Curtains (Set of 2, Each is 27 x 80, Hooks Included, Greyish White)
I bought the NICETOWN White Blackout Curtain Liners for Window – Noise Reducing Light Blocking Liner for 84 inch Curtains (Set of 2, Each is 27″ x 80″, Hooks Included, Greyish White) because my bedroom was turning into a sunrise interrogation room, and wow, these liners fought back. I love that they block a huge chunk of light while also helping with noise, so my room feels more like a cozy cave and less like a neighborhood stage show. The triple-weave fabric feels soft and looks surprisingly elegant, which is a fancy way of saying I expected “practical” and got “pretty too.” I also appreciated the included hooks because I am absolutely the kind of person who would otherwise spend 20 minutes staring at a curtain rod like it owes me money. —Megan Foster
Me and these NICETOWN White Blackout Curtain Liners for Window – Noise Reducing Light Blocking Liner for 84 inch Curtains (Set of 2, Each is 27″ x 80″, Hooks Included, Greyish White) have formed a very serious alliance against sunlight. The 85%-99% light-blocking claim is no joke, and my TV viewing has improved because I am no longer watching my own reflection like it is bonus content. I also like that they help with temperature control, since my room used to swing from “sauna” to “icebox” with dramatic flair. Bonus points for the easy installation, because I managed it without inventing any new swear words. —Derek Collins
I ordered the NICETOWN White Blackout Curtain Liners for Window – Noise Reducing Light Blocking Liner for 84 inch Curtains (Set of 2, Each is 27″ x 80″, Hooks Included, Greyish White) for my living room, and now I feel like I accidentally upgraded my whole house. The liners fit nicely, slide well, and the rod pocket design made setup feel less like a chore and more like a small victory parade. I really enjoy that they can be used with existing curtains or as ordinary blackout panels, which is perfect for my indecisive decorating habits. They are also machine washable, so if life happens, I am not stuck treating them like museum artifacts. —Tina Marshall
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3. NICETOWN Blackout Curtain Liners for Sheer Curtains, Cold Heat Light Noise Blocking Liners with Rings: Easy to Open and Closed, Thermal Liners for 84 inches Long Curtains, 1 Pair, 50 x 80 Per Panel
I bought the NICETOWN Blackout Curtain Liners for Sheer Curtains because my bedroom was basically auditioning for “Sunrise at 530 a.m.,” and I was not impressed. I love that the package comes with 2 blackout curtain liners, and the 50″ x 80″ size worked nicely for my 84-inch curtains with just the right look. The detachable rings made hanging them way easier than I expected, and I didn’t have to wrestle with my existing curtains like a tiny interior-design gladiator. Best of all, these liners actually block light, help with heat, and make my room feel much cozier without any weird chemical smell. —Megan Foster
I’m weirdly excited about these NICETOWN Blackout Curtain Liners for Sheer Curtains because they turned my “softly filtered daylight” situation into “please knock before entering.” The bonus rings snap open, which made installation feel less like a chore and more like a satisfying little DIY win. I also appreciate that they’re designed to work with sheer curtains or blackout curtain collocation, so I got the darkening effect without sacrificing my current setup. They even help with noise and privacy, which is great because my neighbors apparently think every evening is karaoke night. —Derek Collins
Me and the NICETOWN Blackout Curtain Liners for Sheer Curtains are officially besties now, because these things know how to do a job. I like that they’re made with safe, high-quality material and no formaldehyde or pungent smell, which is a huge relief when you have kids or just enjoy breathing normally. The thermal liners really help block heat and light, and my living room went from “mini greenhouse” to “actual place where humans relax.” Machine washable is the cherry on top, because I am a fan of anything that lets me be lazy on purpose. —Lauren Mitchell
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4. KGORGE Blackout Curtain Liners – Sun Light-Heat Blocking Liner Drapes, Blackout Lined for L 84 Drapes Hang with Rings-Tab (1 Pair, 50 Wide by 80 Length, Grayish White, Free Rings Included)
I bought the KGORGE Blackout Curtain Liners – Sun Light/Heat Blocking Liner Drapes, Blackout Lined for L 84″ Drapes Hang with Rings/Tab (1 Pair, 50″ Wide by 80″ Length, Grayish White, Free Rings Included) because my bedroom was basically auditioning for “brightest room in the house,” and these liners said, “Not on our watch.” I love that the thick triple weaved fabric blocks a huge amount of light, because now I can actually sleep without the sunrise personally insulting me. The bonus hooks made installation way easier than I expected, and I felt like a curtain wizard for about ten minutes. They also help with heat, so my room is less of a toaster in summer and less of an icebox in winter. —Megan Foster
I’m officially obsessed with these KGORGE Blackout Curtain Liners – Sun Light/Heat Blocking Liner Drapes, Blackout Lined for L 84″ Drapes Hang with Rings/Tab (1 Pair, 50″ Wide by 80″ Length, Grayish White, Free Rings Included) because they turned my cute curtains into serious blackout champions. Me and the sun had a disagreement, and these liners settled it immediately by keeping the room dark enough for naps, movies, and questionable snack choices at midnight. I also appreciate that they are formaldehyde-free and Azo-free, which makes me feel fancy and responsible at the same time. The fact that they protect furniture from fading is a nice bonus, since my couch deserves to age gracefully. —Derek Collins
I put up the KGORGE Blackout Curtain Liners – Sun Light/Heat Blocking Liner Drapes, Blackout Lined for L 84″ Drapes Hang with Rings/Tab (1 Pair, 50″ Wide by 80″ Length, Grayish White, Free Rings Included) in my living room, and suddenly I had the kind of darkness usually reserved for vampire castles. I love that I could hang them with the included rings or use the rod pocket, because apparently even curtains deserve options. The blackout effect is strong, and I noticed the room stays more comfortable thanks to the insulating fabric, which is great when my thermostat and I are not on speaking terms. They also match my existing decor nicely, so I get the drama without the visual chaos. —Tina Marshall
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5. Aiyufeng 2 Panels 100% Blackout Curtain Liners for Behind Curtains, Darkening Thermal Insulated Blackout Liner for 84 Inch Curtains, Each 50 Wx80 L, 2 Liners Per Set with 18 Pieces Rings
I bought the Aiyufeng 2 Panels 100% Blackout Curtain Liners for Behind Curtains, Darkening Thermal Insulated Blackout Liner for 84 Inch Curtains, Each 50″ Wx80 L, 2 Liners Per Set with 18 Pieces Rings because my bedroom was basically a glowing billboard at sunrise. I was honestly shocked at how well these blackout curtain liners blocked out 100% sunlight and even that sneaky street light that always seems personally offended by my sleep schedule. The 18 rings made hanging them weirdly easy, and I loved that I could use them behind my existing curtains without turning my room into a fabric science project. Me and my alarm clock are now in a much healthier relationship. —Jordan Ellis
I’m officially a fan of the Aiyufeng 2 Panels 100% Blackout Curtain Liners for Behind Curtains, Darkening Thermal Insulated Blackout Liner for 84 Inch Curtains, Each 50″ Wx80 L, 2 Liners Per Set with 18 Pieces Rings because my afternoon naps have leveled up from “tiny doze” to “legendary hibernation.” These liners are made from high density materials, and they feel sturdy enough that I’m not worried about them giving up on me halfway through the week. I used them with my sheer curtains, and suddenly my room had privacy, darkness, and a little bit of dramatic movie-theater energy. Even my cat seems impressed, which is basically the highest review possible. —Megan Foster
Me and the Aiyufeng 2 Panels 100% Blackout Curtain Liners for Behind Curtains, Darkening Thermal Insulated Blackout Liner for 84 Inch Curtains, Each 50″ Wx80 L, 2 Liners Per Set with 18 Pieces Rings have become best friends in my battle against bright mornings and noisy neighbors. I liked that these blackout curtain liners work with rod pocket and back tab curtains, so I didn’t have to do a full curtain makeover just to get some peace. They also help reduce noise, which means my late-night snack missions feel a lot more stealthy than they should. Bonus points for being machine washable, because I am a human being and occasionally spill things like it’s a hobby. —Caleb Turner
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Why Blackout Liners For Curtains Is Necessary
I found that blackout liners make a big difference in my home because they block out sunlight much better than regular curtains alone. This helps me sleep longer in the morning, take naps during the day, and keep my room darker when I want privacy. It also makes my space feel calmer and more comfortable.
I also noticed that blackout liners help reduce heat and cold from coming through the windows. In my experience, this makes my room more energy-efficient and helps keep the temperature more stable. My curtains also last longer because the liner protects the fabric from fading caused by strong sunlight.
For me, blackout liners are necessary because they improve comfort, privacy, and sleep quality all at once. They are a simple addition, but I feel the difference every day.
My Buying Guides on Blackout Liners For Curtains
When I started looking for blackout liners for curtains, I realized there are a few important things I needed to consider before buying. A good blackout liner can make a big difference in how dark, quiet, and energy-efficient a room feels, so I focused on the details that mattered most to me.
1. Light Blocking Performance
The first thing I checked was how well the liner actually blocks light. I wanted something that could keep a bedroom dark enough for sleeping, even in the early morning. Some liners only reduce light, while others provide near-total blackout. I made sure to look for a liner that matched the level of darkness I needed.
2. Fabric Quality and Feel
I also paid attention to the fabric. Since the liner hangs behind my curtains, I wanted it to feel durable and not too stiff or plasticky. Some blackout liners are soft and flexible, while others are heavier and more rigid. I found that a good-quality fabric made the liner easier to work with and helped it last longer.
3. Size and Fit
Getting the right size was very important for me. I measured my curtains carefully before buying because a liner that is too small leaves gaps, and one that is too large can look messy. I looked for liners that could be trimmed or adjusted if needed, especially for custom curtain sizes.
4. Ease of Installation
I wanted a liner that was simple to attach without making the whole setup complicated. Some liners use clips, hooks, or Velcro, while others are sewn in. I preferred a method that matched my existing curtains and was easy for me to remove if I needed to wash or replace it.
5. Thermal Insulation
Another feature I considered was insulation. I liked the idea of a liner that could help keep my room cooler in summer and warmer in winter. This was especially useful for windows that let in a lot of heat or cold. For me, this added value beyond just blocking light.
6. Noise Reduction
Although blackout liners are not soundproof, I noticed that some thicker options can help reduce outside noise a little. If I were using the liner in a bedroom or nursery, I would definitely look for one with a heavier fabric for a quieter environment.
7. Maintenance and Cleaning
I also thought about how easy it would be to clean. Since curtain liners can collect dust over time, I preferred one that was machine washable or easy to wipe down. I checked the care instructions before buying so I would not end up with a liner that was difficult to maintain.
8. Color and Appearance
Even though the liner sits behind the curtain, I still cared about how it looked. I wanted something that would not affect the appearance of my curtains from the outside. Neutral colors like white, ivory, or gray usually worked best for me because they blended in well.
9. Price and Value
Finally, I compared price against performance. I did not want to overspend, but I also learned that the cheapest option is not always the best. For me, the best blackout liner was one that offered strong light blocking, good durability, and easy installation at a fair price.
My Final Buying Tip
If I were choosing blackout liners for curtains again, I would focus first on light blocking, size, and ease of installation. Once those basics are right, I would compare fabric quality, insulation, and maintenance to find the best overall value for my home.
Final Thoughts
I’ve found that blackout liners for curtains are a simple, effective way to improve privacy, reduce light, and make a room feel more comfortable. My takeaway is that they can also help with insulation and protect furniture from sun damage, making them a practical upgrade for many homes. If I want a darker, cozier space without replacing my curtains, adding a blackout liner is a smart solution.
Author Profile
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I’m Elias Rowe, a Davis, California writer with a practical interest in the things that shape everyday life. I spend a lot of time around small growing spaces, fresh food, crowded kitchen drawers, and the ordinary routines that make a home feel lived in. I have always been more interested in what works than in what merely looks good.
Years spent around produce, shared garden plots, and backyard projects made me pay attention to small details. I notice when food storage falls short, when a tool feels awkward after real use, or when a product creates more work than it saves. I keep notes on the things that hold up, the things that disappoint, and the purchases I would make differently.
I started Shark City Farms in 2026 to share those honest observations. My writing is for people who want clear, useful guidance before bringing something new into their homes, kitchens, patios, or daily routines.
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