4-Inch Dual-Layer King Mattress Topper – Pressure Relief & 4X Support

About This Item
Enhanced 4X Support with Patented Material Structure
Experience superior comfort with the Biteany King Mattress Topper, engineered with a unique blend of 40% premium memory foam and 60% synthetic fiber. This innovative combination delivers a perfect balance of softness and support—far exceeding traditional 100% synthetic toppers. Upgraded with a 950gsm fill (compared to the standard 650gsm), it offers twice the support for lasting comfort. The slow-rebound memory foam maintains shape and firmness year-round for long-term durability.

Customized Comfort for Pain-Free Sleep
Designed to contour to your body without sinking, this king-size topper evenly distributes weight to reduce pressure on the hips, back, and neck. Enjoy up to 30% more deep sleep thanks to the targeted pressure relief. The dual-layer design also allows for customizable comfort—you can separate the layers to adjust the height and firmness to your preference.

Cool, Clean, and Skin-Friendly Sleep
Stay cool and dry all night with a breathable cover made from 50% natural bamboo rayon. This material excels at moisture-wicking and temperature regulation to help reduce overheating and night sweats. Free from TDI and other harmful chemicals, this hypoallergenic mattress topper is certified by OEKO-TEX STANDARD 100 and CertiPUR-US, ensuring a safe and healthy sleeping environment.

Fits All King Mattresses with Secure Fit
Designed with a deep-pocket fitted sheet style, this topper accommodates mattresses up to 21″ thick and stays securely in place with four durable corner straps—no slipping or bunching. It fits all mattress types while adding a layer of protection to your bed.

10-Year Warranty for Peace of Mind
We stand by the quality of our Biteany Pillow Top King Mattress Topper with a 10-year after-sale guarantee. If you’re not completely satisfied, we offer hassle-free replacements or refunds—no return required. Sleep better, worry less.