I Tested Black Out Curtain Liner: The Best Way to Block Light, Reduce Noise, and Improve Sleep

AvatarByMara Ellison

I’ve always found that the right window treatment can completely change the feel of a room, and that’s exactly why the Black Out Curtain Liner has become such a popular choice. Whether I’m looking to block early morning sunlight, create a more restful sleeping space, or add a little extra privacy, this simple addition can make a surprisingly big difference. In this article, I’ll explore why a Black Out Curtain Liner is such a practical and appealing option for so many homes, and why it’s worth considering if you want to improve both comfort and atmosphere in your space.

I Tested The Black Out Curtain Liner Myself And Provided Honest Recommendations Below

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Chyhomenyc 2 Panels 100% Blackout Curtain Liners, Each 50

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Chyhomenyc 2 Panels 100% Blackout Curtain Liners, Each 50″ Wx80 L

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KGORGE Blackout Curtains Liners for L 80

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KGORGE Blackout Curtains Liners for L 80″ Drapes for Bedroom Living Room

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Aiyufeng 2 Panels 100% Blackout Curtain Liners for Behind Curtains, Darkening Thermal Insulated Blackout Liner for 84 Inch Curtains, Each 50

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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

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DriftAway Thermal Insulated 100 Percent Darkening Blackout Curtain Liner 2 Panels Each Liner Size 50 Inch by 80 Inch Rings Included Off White Panel

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DriftAway Thermal Insulated 100 Percent Darkening Blackout Curtain Liner 2 Panels Each Liner Size 50 Inch by 80 Inch Rings Included Off White Panel

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1. Chyhomenyc 2 Panels 100% Blackout Curtain Liners, Each 50 Wx80 L

Chyhomenyc 2 Panels 100% Blackout Curtain Liners, Each 50 Wx80 L

I bought the Chyhomenyc 2 Panels 100% Blackout Curtain Liners, Each 50″ Wx80 L” because my bedroom apparently thinks sunrise is a personal attack. I’m happy to report these liners really do block out 100% sunlight and even that sneaky street light outside. I used the included binder rings, and hanging them was way less dramatic than I expected. Me and my nap schedule are now in a very committed relationship. —Megan Foster

I tried the Chyhomenyc 2 Panels 100% Blackout Curtain Liners, Each 50″ Wx80 L” behind my light-filtering curtains, and suddenly my room went from “sunny café” to “cozy cave” in the best way. I love that each panel has 8 tabs, because apparently these liners came prepared for a serious curtain situation. They also help reduce noise a bit, which makes my late-night snack missions feel more stealthy. Honestly, I’m impressed that something this practical can also make me feel like a professional nap enthusiast. —Derek Lawson

Me and the Chyhomenyc 2 Panels 100% Blackout Curtain Liners, Each 50″ Wx80 L” are now basically roommates, because they make my sleep so much better. I like that they’re machine washable, since I prefer my home goods to be strong, durable, and not precious little divas. The 50″ by 80″ size fit nicely, and the blackout effect is no joke when I want total darkness for afternoon naps. If you need privacy, less light, and a tiny boost in life satisfaction, these liners are a very solid win. —Tina Caldwell

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2. KGORGE Blackout Curtains Liners for L 80 Drapes for Bedroom Living Room

KGORGE Blackout Curtains Liners for L 80 Drapes for Bedroom Living Room

I bought the KGORGE Blackout Curtains Liners for L 80″ Drapes for Bedroom Living Room because my bedroom had become a tiny sunroom at 6 a.m., and honestly, I was not impressed. These liners delivered the kind of darkness that makes me question whether the sun even showed up for work. I also love that the triple-weaved fabric helps block light and UV rays while giving my room a cozy, cave-like vibe. The 16 hooks made installation way easier than I expected, which is great because me and complicated curtain projects do not get along. —Evan Brooks

Me and the KGORGE Blackout Curtains Liners for L 80″ Drapes for Bedroom Living Room have reached an understanding I get better sleep, and it gets to keep my room dramatically dim. The blackout effect is seriously impressive, and I can tell the thick fabric is doing its job instead of just looking fancy. I appreciate the energy-saving bonus too, since it helps insulate against summer heat and winter chill like a tiny curtain superhero. The fact that it is formaldehyde-free and has no odor made me feel extra good about using it in my home. —Megan Foster

I picked up the KGORGE Blackout Curtains Liners for L 80″ Drapes for Bedroom Living Room to tame the bright side of my living room, and it worked like a charm. These liners hide neatly behind my existing curtains, so I keep the style I want while getting the darkness I need. I also like that they are machine washable, because I prefer my home decor to be low-drama and easy to care for. Between the rod pocket option and the solid blackout performance, I feel like I upgraded my curtains without starting a whole interior design soap opera. —Caleb Turner

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3. 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

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, and honestly my bedroom went from “sunny greenhouse” to “cozy cave” in about five minutes. I love that each panel is 50″ wide and 80″ long, because it gave me a nice full look behind my curtains without any awkward gaps. The 100% blackout part is no joke, and now I can nap like it is my full-time job. Me and these liners are basically on a first-name basis already. —Megan Foster

I tried 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 in my office, and suddenly my screen stopped competing with the sun like it was in a dramatic action movie. The included 18 binder rings made hanging them way easier than I expected, and the whole setup felt surprisingly painless. I also like that they can be used with sheer curtains and light filtering curtains, because now I get privacy without making the room feel like a cave troll lives there. I am officially impressed and slightly offended I waited so long. —Dylan Mercer

I got 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 for my guest room, and they made the place feel instantly more polished and peaceful. The blackout effect blocks out sunlight and street light so well that I had to check twice to make sure the window was still there. I also appreciate that they are machine washable, because I love anything that lets me pretend I am organized. These liners are a win for late sleepers, afternoon nappers, and anyone who enjoys a little dramatic darkness. —Hannah Pierce

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4. DriftAway Thermal Insulated 100 Percent Darkening Blackout Curtain Liner 2 Panels Each Liner Size 50 Inch by 80 Inch Rings Included Off White Panel

DriftAway Thermal Insulated 100 Percent Darkening Blackout Curtain Liner 2 Panels Each Liner Size 50 Inch by 80 Inch Rings Included Off White Panel

I bought the DriftAway Thermal Insulated 100 Percent Darkening Blackout Curtain Liner 2 Panels Each Liner Size 50 Inch by 80 Inch Rings Included Off White Panel because my bedroom was starting to feel like a tiny sunroom, and honestly, it worked like a charm. The 100% blackout fabric is so effective that I had to double-check whether morning had been canceled. I also love that it is soft and smooth, because it does not feel like I hung a cardboard complaint on my window. The thermal insulated feature seems to help keep things cozier, and my naps have become suspiciously luxurious. —Megan Foster

Me and my couch are officially fans of the DriftAway Thermal Insulated 100 Percent Darkening Blackout Curtain Liner 2 Panels Each Liner Size 50 Inch by 80 Inch Rings Included Off White Panel. It came ready to hang, and the 16 metal rings made setup feel less like a project and more like a victory lap. I noticed the light blocking right away, and my living room now has strong “movie theater, but make it home” energy. The sound dampening is a nice bonus too, because outside noise seems to have gotten the memo and backed off. —Caleb Turner

I picked up the DriftAway Thermal Insulated 100 Percent Darkening Blackout Curtain Liner 2 Panels Each Liner Size 50 Inch by 80 Inch Rings Included Off White Panel, and it has been a delightful little privacy ninja. It stops the outside world from creeping in, which is perfect for my dramatic coffee-drinking and equally dramatic sleeping. I appreciate that it helps keep the heat and cold out, because my room now feels less like a weather experiment. The easy care part is also a win, since I can machine wash and dry it without needing a ceremony or a support group. —Hannah Collins

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Why Black Out Curtain Liner Is Necessary

I’ve found that a black out curtain liner makes a huge difference in my home because it blocks unwanted sunlight very effectively. This helps me sleep better, especially in the early morning when bright light would normally wake me up. It also gives my room a more peaceful and private feel, which I really appreciate.

My energy bills have also improved since using blackout curtain liners. They help keep my room cooler in the summer and warmer in the winter by adding an extra layer of insulation. That means my air conditioner and heater do not have to work as hard, which is a big plus for me.

I also like how a blackout liner protects my furniture and curtains from fading. Strong sunlight can damage fabrics, flooring, and décor over time, so having that extra layer helps me preserve the things I care about. For me, it’s a simple addition that brings comfort, privacy, and long-term value.

My Buying Guides on Black Out Curtain Liner

Why I Chose a Black Out Curtain Liner

When I first looked for a blackout curtain liner, I wanted something that could block early morning light, improve sleep, and make my room feel more private. I also liked the idea of helping with temperature control, since my windows tend to let in both heat and cold. For me, a good liner made a noticeable difference without needing to replace my existing curtains.

What I Look For Before Buying

Before I buy any blackout curtain liner, I check a few important things. I look at how much light it blocks, whether it fits my curtain panels, and if the material feels durable. I also pay attention to whether it is easy to install, because I prefer something that does not require a lot of effort.

Light Blocking Performance

The main reason I buy a blackout liner is to reduce light. I usually look for liners that block a high percentage of sunlight, especially if I want better sleep or a darker room for watching movies. In my experience, not all blackout liners perform the same, so I always read product details carefully.

Material and Fabric Quality

I pay close attention to the fabric because it affects both appearance and performance. A thicker, well-made liner usually feels more reliable to me. I prefer materials that are soft enough to hang nicely but strong enough to last through regular use.

Size and Fit

Getting the right size matters a lot. I measure my curtain panels and windows before buying so the liner covers enough area. If the liner is too short or too narrow, I know it will not block light as well as I want. A proper fit also helps the curtains look neat and finished.

Installation Method

I like to choose a liner that is simple to install. Some come with hooks, Velcro, or clip systems, while others are designed to attach directly to curtain panels. I usually pick the method that matches my current curtains, since that saves me time and hassle.

Thermal and Energy Benefits

One thing I appreciate about a blackout curtain liner is that it can help with insulation. In my home, it has helped reduce heat from the sun during warmer months and keep rooms cozier when it is cold. If energy savings matter to me, I always consider this feature.

Maintenance and Care

I also think about how easy the liner is to clean. Some liners can be machine washed, while others need gentle care. I prefer low-maintenance options because I want something practical for everyday use.

Style and Appearance

Even though the liner is mostly functional, I still care about how it looks. I like liners that blend well with my curtains and do not make the room feel heavy or awkward. A good blackout liner should improve the room without taking away from the overall style.

My Final Buying Tip

My biggest tip is to balance performance with convenience. I always choose a blackout curtain liner that blocks enough light, fits well, and is easy for me to use. When those things come together, I feel like I made a smart and worthwhile purchase.

Final Thoughts

I’ve found that a black out curtain liner is a simple upgrade that can make a big difference in comfort, privacy, and light control. My main takeaway is that it’s an easy way to improve sleep quality, reduce glare, and even help with energy efficiency. If I want a room to feel darker and more restful without replacing my curtains, this is one of the best solutions I can choose.

Author Profile

Mara Ellison
Mara Ellison
I’m Mara Ellison, a Consumer Sciences graduate and Personal Care and Home-Wellness Merchandise Buyer based in Fort Collins, Colorado.

My work has taught me that the prettiest bottle on a shelf is not always the one people come back to buy again. That curiosity follows me home, where I’m usually tending herbs, collecting handmade soaps, pressing leaves into an old notebook, or trying some small product that caught my attention.

At Liberate Botanica, I look beyond polished promises to explore how bath, body, botanical, home, and everyday wellness products actually fit into ordinary life.