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Casper Adjustable Pillow Review: One Pillow, Two Firmness Levels

Written By
The Snooze Geek
Snooze Geek Editorial Team

Expert Reviewed
Snooze Geek Review Process
Independently tested & fact-checked

Updated
May 18, 2026

What Makes the Casper Adjustable Pillow Different

Most pillows give you one firmness level and thats it. The Casper Adjustable Pillow takes a different approach. It comes with an inner pillow wrapped by an outer layer, and you can remove or reposition the inner pillow to change the loft and support level. So if you’re a side sleeper who needs thick support, keep both layers. Back sleeper who wants something flatter? Pull the inner pillow out.

The fill is a blend of cross-cut microfiber and recycled polyester fiber. Its not memory foam, its not down, its somewhere in between. Feels like a mid-range hotel pillow but with the ability to actually customize it instead of just dealing with whatever they gave you.

Sleeping On It: What Two Weeks Felt Like

First night I used it with both layers in. Too tall for back sleeping, which I expected. The whole point is that you adjust it. Pulled the inner pillow out and it immediately felt better for sleeping on my back. Thinner, softer, but still enough support that my head didnt sink to the mattress.

Switched to side sleeping with both layers back in and thats where this pillow really works. The loft is high enough to keep your neck aligned without that crunched feeling you get from overstuffed pillows. After a week I stopped thinking about it, which is basically the highest compliment you can give a pillow.

One thing worth mentioning: the outer shell fabric is soft but runs warm. If you’re a hot sleeper this might bug you. Its not terrible, but its definitely not a cooling pillow. Casper sells a separate Snow pillow for that.

Build Quality and Materials

The cover is 100% cotton percale with a nice crisp feel. Zips off easily for washing, which is a bigger deal than people realize. The inner pillow has its own cover too, so everything is machine washable. After two wash cycles the fill bounced back fine, no clumping or flat spots.

At around $89 for a standard size, its priced in that mid-premium range. Cheaper than a Tempur-Pedic or Coop Eden but more expensive than basic Amazon pillows. You’re paying for the adjustability and the build quality.

Casper Adjustable vs Casper Original Pillow

If you’ve looked at our Casper Original Pillow review, you know it’s a solid, simple pillow. The difference comes down to customization. The Original is one firmness, take it or leave it. The Adjustable lets you dial it in. For people who switch sleep positions or share a bed and need different firmness on each side, the Adjustable is worth the extra $20 to $30.

If you only sleep in one position and know what firmness you like, save the money and go with the Original.

Who Should Buy This

Combination sleepers who switch positions at night. People who’ve gone through multiple pillows because nothing feels right. Couples who want the same pillow brand but different firmness levels. Anyone who likes the idea of fine tuning their pillow instead of hoping for the best.

Who Should Skip It

Hot sleepers, go for something with gel or cooling technology instead. Memory foam fans, this has a totally different feel. Budget shoppers, you can find solid pillows for $30 to $40 on Amazon that work fine for single-position sleepers.

Common Questions

Is the Casper Adjustable Pillow good for side sleepers? Yes, with both layers in its one of the better options for side sleeping. The loft keeps your neck aligned without feeling like you’re sleeping on a brick.

Can you wash the Casper Adjustable Pillow? Both the outer cover and inner pillow are machine washable. Use a gentle cycle, tumble dry low. It holds up well after multiple washes.

How long does the Casper Adjustable Pillow last? Based on the fill density and construction quality, I’d expect 2 to 3 years of regular use before the fill starts losing its bounce. Thats about average for a mid-range pillow.

Does Casper offer a trial period? Casper typically offers a 30-night trial on their pillows when bought directly from their site. Check their current policy before buying since trial terms can change.

Disclosure: Some links in this article are affiliate links. We may earn a commission at no extra cost to you.

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