UTTU Sandwich Pillow Queen, Adjustable Memory Foam Cervical Pillow, Contour Cooling Bamboo Cover Review (2026)

What it is

This is UTTU's Sandwich Pillow in queen size, a contoured cervical pillow built from the brand's proprietary UTTU Dynamic Foam in a layered construction that measures roughly 23.6 by 13.8 inches with two loft options, about 5.2 inches or 4.5 inches depending on which side faces up. The pillow is certified by CertiPUR-US and OEKO-TEX, and UTTU backs it with a 96-night trial and a 5-year warranty for quality-related issues. The cover is a blend of about 60 percent polyester and 40 percent bamboo-derived fiber, marketed as a cooling cover that is fully removable and machine washable.

Comfort and adjustability

The sandwich design refers to a middle memory foam layer that can be removed entirely, which drops the loft to roughly 3.5 or 2.8 inches depending on orientation, giving buyers two full height options without needing extra fill or a different pillow. The contoured shape is built to cradle the neck and support its natural curve, which is aimed specifically at back and side sleepers dealing with neck strain or general discomfort, rather than being a general-purpose fluffy pillow. UTTU's Dynamic Foam is also described as staying consistent in firmness through temperature changes, unlike some memory foams that get noticeably harder in a cold bedroom.

Cooling performance

The cooling claim here rests mainly on the bamboo-blend cover fabric, which is designed to feel cooler and more breathable against the skin than a plain polyester pillowcase. Because the core of the pillow is a solid, contoured block of memory foam rather than shredded fill, it does not have the same internal airflow that loose-fill or shredded pillows offer, so the cover is doing most of the cooling work here rather than the foam structure itself. This makes the cooling effect real but modest, more useful for offsetting the general warmth of solid memory foam than providing an aggressively cool sleep surface for very hot sleepers.

Fit and feel

Because this is a shaped, contoured pillow rather than a soft, shapeless one, it feels noticeably firmer and more structured than the fluffy pillows many people are used to, which can take some adjustment for new users. The sandwich design's main value is flexibility: rather than being stuck with one fixed loft, buyers can try the pillow at full height first and remove the middle layer later if it feels too tall, without needing to buy a second pillow. The solid foam core also means it holds its shape well over time and will not flatten or shift the way loose fill pillows can with regular use.

Who should buy it

This pillow is a good fit for back and side sleepers dealing with neck pain who want a contoured, supportive shape along with the option to adjust the loft by removing a layer. The long 5-year warranty and 96-night trial also make it a lower-risk purchase for anyone unsure if a firm, shaped pillow will work for them, since there is time to test both loft heights before committing. It is a weaker choice for people who specifically want a soft, fluffy, traditional pillow feel, or for stomach sleepers, who generally need a much lower, softer pillow than a contoured cervical design like this one provides, even with the removable middle layer taken out.

Frequently asked questions