WhatsBedding Waterproof Mattress Pad Twin XL - Quilted Cotton Top

In this review the WhatsBedding Waterproof Mattress Pad Twin XL is examined for sleepers who want a practical, breathable mattress protection that adds a soft pillowtop layer. The single biggest reason to buy is its combination of a 60% cotton pillowtop feel with a TPU waterproof backing, which protects the mattress from spills while keeping surface comfort. The pad is best for those with tall mattresses who need a deep pocket and want a quiet, washable cover that still feels like a soft top layer.

Key Features

• Cotton pillowtop surface: The 60% cotton top provides a soft, breathable feel that improves immediate sleeping comfort without feeling plasticky.
• TPU waterproof backing: The reverse side is fully waterproof to protect the mattress from spills and stains while remaining flexible and noiseless.
• Deep pocket fit: The 16 in deep pocket is designed to fit mattresses from 8 in up to 21 in, so it stays secure on taller mattresses and pillowtop beds.
• Swiss cooling technology: Breathable fabric responds to body temperature to help regulate heat and maintain a cooler sleep surface.
• Machine washable durability: The pad is machine washable and is reported to withstand repeated washing without shredding or losing shape.

Who It's For

The mattress pad is a practical pick for college students, guest beds, and anyone with a Twin XL bed who wants added softness plus mattress protection. It suits sleepers who appreciate a cotton surface and need a quiet, waterproof barrier against accidents and spills.

Those who want a fully waterproof top (surface) should look elsewhere, since only the reverse side provides the waterproof layer. Shoppers seeking a very plush topper for pressure relief or a fitted pad for nonstandard mattress widths should consider alternatives tailored to those specific needs.

Pros & Cons

Pros

• Soft, breathable cotton top that adds noticeable comfort to the bed surface.
• TPU backing offers reliable mattress protection while remaining noiseless in use.
• Deep 16 in pocket accommodates thick mattresses and keeps the pad in place.

Cons

• Surface is not waterproof, so liquid can reach the top fabric; protection comes from the reverse side only.

Specifications

Product Type	Waterproof mattress pad, pillowtop
Size	Twin XL 39' x 80' with 16' pocket depth
Top Material	60% cotton pillowtop
Backing Material	TPU waterproof material (reverse side)
Fit Depth	Fits 8-21' mattresses (16' pocket)
Care	Machine washable, durable washability
Certifications	TPU certified by SGS

Our Verdict

The WhatsBedding Twin XL waterproof mattress pad is a sensible choice for anyone who wants a cotton pillowtop feel combined with quiet, effective mattress protection and a deep, secure fit. It represents good value for beds that need regular protection and easy machine washing, though buyers who require a waterproof surface top should note that the waterproof layer is on the reverse side only.

Frequently Asked Questions

Is the top surface waterproof?
The top surface is cotton and not waterproof; the reverse side contains the TPU waterproof layer to protect the mattress.

Will it fit a thick mattress?
Yes, the 16 in pocket is designed to fit mattresses from about 8 in up to 21 in thick and hold the pad in place.

Can I machine wash this pad?
Yes, the pad is machine washable and is made to withstand repeated washing without shredding.