Hanherry 100% Waterproof Mattress Protector King Size - Cooling, Deep

In this review the Hanherry 100% Waterproof Mattress Protector for king size beds is evaluated for sleepers who want a quiet, breathable shield that adds a soft layer without changing mattress feel. The bottom line: it is best for people seeking a cooling, skin-friendly cover with deep pockets and reliable daily protection, although some users report the waterproofing is effective for spills but not invulnerable to heavy saturation. The reviewer found it comfortable, easy to fit, and overall a practical choice for routine mattress protection.

Key Features

• Cooling, skin-friendly fabric: The top layer uses a 3D air fabric that feels soft against skin and helps wick moisture away for a cooler sleeping surface.
• 100% waterproof TPU backing: A breathable, noiseless TPU layer repels liquid while allowing air flow so the protector stays quiet during movement.
• 3D air construction: Adds a subtle cushioning effect that increases perceived comfort without significantly altering mattress firmness.
• Deep pocket fit: The 16 in deep pocket design stretches to secure mattresses up to 21 in and helps prevent the cover from shifting overnight.
• Easy care and washability: The material washes well and dries quickly, maintaining softness after repeated cycles.

Who It's For

The Hanherry protector is ideal for couples, parents, or anyone who wants a quiet, breathable barrier that does not compromise mattress comfort. It suits taller mattresses since the deep pocket can stretch to fit up to 21 in, making it a good match for pillow-top and hybrid models.

People who need medical-grade encasements or complete protection against very large liquid exposures should look elsewhere, since some customers report mixed results with extreme saturation despite the TPU backing. Also, buyers requiring specialized allergen-blocking claims beyond routine protection should verify specs before purchasing.

Pros & Cons

Pros

• Soft, cooling 3D air fabric improves sleep comfort and wicks moisture.
• Quiet, breathable TPU backing repels everyday spills while allowing airflow.
• Deep 16 in pocket fits mattresses up to 21 in and stays in place well.
• Washable construction that maintains softness and dries quickly.

Cons

• Some users report the waterproofing is not fully impervious under heavy saturation, so absolute spill immunity is not guaranteed.

Specifications

Our Verdict

The Hanherry 100% Waterproof Mattress Protector is a sensible value for anyone looking to add a soft, cooling, and mostly waterproof layer to a king mattress without noise or bulk. It fits deep mattresses well and improves day-to-day comfort and protection, though buyers expecting total imperviousness to heavy spills should be aware of the reported limitations.

Frequently Asked Questions

Will this protector change how firm my mattress feels?
The top 3D air fabric adds a slight softening effect but does not significantly alter overall mattress firmness.

Can it handle regular machine washing?
Yes, the protector washes well and dries quickly while retaining softness after multiple cycles.

Does the TPU backing allow mattress breathability?
Yes, the TPU backing is described as breathable and noiseless, allowing air exchange while repelling liquids.