GRT Pillowtop Mattress Topper Full Size - Extra Thick Support for Back

In this review of the GRT Pillowtop Mattress Topper Full Size the bottom line is simple: it is for sleepers who want to soften a firm, aging mattress and relieve pressure points without replacing the whole bed. The topper's extra thick construction and 900gsm 3D snow down alternative filling are the single biggest reasons to buy, providing noticeably more cushioning than thin pads while the rayon from bamboo cover keeps the surface soft and breathable.

Key Features

• Material blend: A 55% microfiber and 45% rayon from bamboo cover offers a soft, skin-friendly surface that feels cool and smooth to the touch.
• Filling weight: The 900gsm 3D snow down alternative filling yields loft and cushioning to reduce pressure on shoulders and hips for side and back sleepers.
• Box quilting & double border: The box quilting plus double border design keeps fill in place and delivers a stable pillowtop feel rather than uneven lumps.
• Deep pocket 360 wrap: Stretchable side panels and deep pockets allow the topper to fit mattresses up to 22 in, staying secure without constant adjustment.
• OEKO-TEX certified: The rayon from bamboo fabric and construction meet OEKO-TEX standard 100 for better assurance of skin-friendly materials.
• Machine washable: The topper is washer- and dryer-friendly on gentle settings so regular care is straightforward.

Who It's For

The GRT pillowtop mattress topper is best for sleepers with a firm or aging full size mattress who want added softness and targeted pressure relief for back and hip discomfort. It suits side and back sleepers looking for extra cushioning without a full mattress replacement and to shoppers who value an OEKO-TEX certified, bamboo-blend sleeping surface.

Shoppers who need a waterproof barrier, hospital-grade temperature control, or very thick memory foam contouring should look elsewhere; some customers report mixed experiences with waterproof backing and noise level, and this topper is designed for cushioning rather than advanced motion isolation.

Pros & Cons

Pros

• Plush, extra-thick feel improves comfort on firmer mattresses and helps reduce pressure points.
• Rayon from bamboo cover is soft and OEKO-TEX certified for skin-friendliness.
• Deep pocket 360 wrap and stretch sides fit mattresses up to 22 in and stay in place well.
• Machine washable for easier upkeep compared with non-washable toppers.

Cons

• Some users report mixed waterproof performance and occasional crinkly noise from the backing.
• Not a replacement for specialized memory foam or mattress-level orthopedic support.

Specifications

Our Verdict

The GRT Pillowtop Mattress Topper Full Size is a practical, value-focused upgrade for anyone with a firm full mattress who wants more cushioning and pressure relief. Its thick 900gsm filling, bamboo-blend cover and deep-pocket fit deliver real comfort gains for side and back sleepers, and washable construction keeps maintenance simple. It is a good buy if you need softer sleep without buying a new mattress, though shoppers wanting waterproof certainty or advanced orthopedic support may prefer specialized alternatives.

Frequently Asked Questions

Is this topper suitable for back pain?
The extra thickness and 900gsm 3D snow down alternative filling provide added cushioning that can relieve pressure points contributing to back pain for many sleepers.

Will it fit a tall mattress?
Yes, the stretchable side panels and deep pocket 360 wrap are designed to fit mattresses up to 22 in deep.

How should I wash the topper?
Machine wash on a gentle cycle and tumble dry on low heat; treat it carefully to maintain fill loft and fabric quality.