Subrtex 3 Inch Mattress Topper Cover (Only Cover) - Cooling Bamboo

In this review of the Subrtex 3 Inch Mattress Topper Cover (Only Cover) the bottom line is simple: this is a practical, budget-friendly way to refresh a memory foam or fiber mattress topper without replacing the whole piece. The reviewer found the cover's main strength is its cooling, bamboo-derived rayon fabric that feels soft against the skin and helps reduce surface heat. For shoppers who want a quieter, fitted encasement with full zip coverage and adjustable straps, this cover delivers the core needs of protection and comfort.

Key Features

• Cooling Rayon Fabric: The bamboo-derived rayon surface provides a smooth, breathable feel that helps reduce heat buildup during sleep.
• Full Zip Enclosure: A zip closure secures the topper completely, keeping the topper contained and protected from wear while making it simple to remove.
• Multiple Sizes: Six size options including Twin, Twin XL, Full, Queen, King and CK help match common topper dimensions for a snug fit.
• Fitted Design with Straps: Mesh backing and adjustable straps hold the cover in place so the topper stays steady through the night.
• Soft, Noiseless Surface: The fabric is quiet and comfortable, suitable for sleepers who dislike crinkly encasements.

Who It's For

The Subrtex topper cover is best for homeowners who already own a 3 in mattress topper and want an economical way to refresh its appearance and hygiene without buying a new topper. It suits people who prioritize a softer, cooler surface and a fitted, zipped encasement for full coverage.

People who need heavy waterproofing, mattress-level allergy encapsulation, or a custom-fit cover for an unusually thick or nonstandard topper should look elsewhere; this product is a fabric protector and fitted encasement rather than a heavy-duty waterproof or medical-grade cover.

Pros & Cons

Pros

• Soft, cooling rayon from bamboo gives a comfortable sleeping surface.
• Full zip closure offers complete coverage and makes removal straightforward.
• Good range of sizes lets most buyers find a close fit for standard toppers.

Cons

• Adjustable straps and zipper quality received mixed feedback, so some users may need to secure straps more often or handle the zipper gently.

Specifications

Product type	Mattress topper cover (only cover)
Material	Cooling rayon made from bamboo
Closure	Full zip enclosure
Sizing	Twin 39 x 75; Twin XL 38 x 80; Full 54 x 75; Queen 60 x 80; King 76 x 80; CK 72 x 84
Fit features	Fitted encasement with mesh backing and adjustable straps
Included	Removable topper cover only

Our Verdict

The Subrtex 3 in mattress topper cover is a sensible, value-focused option for anyone wanting to refresh or protect an existing topper with a soft, cooling bamboo-derived fabric and full zip coverage. It offers good comfort and a quiet surface at a modest price, though buyers should be mindful of strap positioning and treat the zipper with care.

Frequently Asked Questions

Will this cover fit a 3 in memory foam topper?
Yes, the cover is intended for standard topper depths and is available in sizes that match common 3 in toppers; check the listed dimensions for the best fit.

Is the fabric waterproof?
No, this product is a fabric protector made from cooling rayon; it is not described as waterproof or impermeable.

Can I remove the cover for washing?
Yes, the cover is removable via the zipper and designed to be taken off for cleaning, though follow care instructions to protect the rayon fabric.