WhatsBedding 3 Inch Memory Foam Mattress Topper King - Extra Soft

In this review of the WhatsBedding 3 Inch Memory Foam Mattress Topper King, the bottom line is simple: it is for sleepers who want a plush, cloud-like surface without replacing their mattress. The 1700GSM fluffy shredded memory foam and thick down alternative lining create immediate softness while the diamond-quilted cover and 3D air mesh sides keep the fill stable and breathable. The review finds it most appealing to people who need pressure relief and a thicker, cushioned feel on an existing mattress, and who value a topper that stays in place through the night.

Key Features

• 1700GSM fluffy fill: The shredded memory foam and thick down alternative deliver a soft, conforming surface that eases pressure points while you sleep.
• Diamond-quilted design: Premium quilting keeps the filling evenly distributed so the topper holds shape and resists clumping over time.
• 3D air mesh sides: Breathable side panels allow airflow from all directions to reduce heat buildup and help you sleep cooler.
• Elastic straps: Four anchor straps secure the topper to the mattress so it stays put even with movement during the night.
• OEKO-TEX 100 certified: The materials are tested for safety and reliability, offering reassurance about fabric quality.

Who It's For

The WhatsBedding 3 Inch topper is best for side and combination sleepers who want extra cushioning and pressure relief without buying a new mattress; it works well on firmer beds that need a softer surface. It also fits consumers who appreciate easy setup and a secure fit, since the elastic straps keep the topper aligned through normal tossing and turning.

People who need targeted orthopedic support or those who prefer a very firm sleeping surface should look elsewhere, as this model emphasizes plush, cradle-like comfort rather than maximum firmness or zoned support. Expect an initial decompression period after unpacking before it reaches full loft.

Pros & Cons

Pros

• Noticeably plush feel that relieves pressure and improves comfort on older mattresses.
• Well-constructed diamond-quilted cover keeps filling evenly distributed and durable.
• Breathable 3D air mesh sides help reduce heat buildup for a cooler sleep experience.
• Elastic straps provide a snug, secure fit so the topper does not shift during the night.

Cons

• Arrives vacuum packed and requires up to 24 hours to fully expand and reach maximum fluffiness.
• Designed for added softness; not ideal for sleepers seeking firmer, more supportive surfaces.

Specifications

Product type	3 in memory foam mattress topper
Fill	1700GSM fluffy shredded memory foam with down alternative lining
Design	Diamond-quilted cover with 3D air mesh sides
Fit	Elastic straps (4) to secure topper to mattress
Certification	OEKO-TEX 100 certified
Size	King

Our Verdict

The WhatsBedding 3 Inch Memory Foam Mattress Topper King is a strong choice for anyone who wants a softer, more comfortable sleep surface at good value. It adds plush cushioning, stays in place, and breathes better than many heavy toppers; just allow time for full expansion after opening. For sleepers seeking more firmness or specific orthopedic zoning, a different product would be preferable.

Frequently Asked Questions

How long does it take to expand fully?
Leave the topper for about 24 hours after unpacking and pat gently for best recovery of loft.

Will it stay on the mattress?
Four elastic anchor straps are included to hold the topper securely in place during regular use.

Is it breathable for warm sleepers?
Yes, the 3D air mesh side panels allow airflow from all directions to reduce heat buildup and help you sleep cooler.