Dyonery - 12 Inch California King Mattress, Memory Foam Mattress with Cooling Gel, Relieve Pressure Medium Firm - White

Indulge in deeper, more restorative sleep with the Aveline 10" California King Mattress. Topped with breathable gel-infused memory foam to keep your body climate steady and cool, this mattress dissipates body heat with abundant ventilation while quickly conforming to your weight and position for ultimate comfort. Sleep peacefully with an open-cell memory foam mattress that relieves pressure points and delivers welcome relief from the aches and pains of traditional mattresses. Reducing bounce between two sleepers, this cooling memory foam mattress is an ideal mattress for couples. Aveline is CertiPUR-US® certified by accredited independent testing laboratories, so you can be confident that the memory foam is made without fiberglass, formaldehyde, ozone depleters, mercury, and other heavy metals including PBDEs, TDCPP or TCEP ("Tris") flame retardants, and is low on VOC. The mattress ships directly to your doorstep. It takes 2 to 4 hours for the mattress to expand most of the way and a day to expand fully. Includes a removable stretch knit diamond patterned cover. Box spring or foundation is optional. Slatted bases should be less than 3" apart. Overall Product Dimensions: 84"L x 72"W x 10"H

This king mattress combines the traditional support of innerspring and the plush comfort of memory foam, with dual foam layers balancing softness and support to cushion pressure points and ease back/neck discomfort. Our full mattress holds CertiPUR-US and OEKO-TEX certifications, using materials free from harmful substances like heavy metals for safety and no unpleasant odors. Equipped with multi-layer breathable foam, it boosts air circulation to dissipate sweat and moisture, creating a cool, dry sleep environment. Delivered as a 12-inch model compressed, vacuum-sealed, and rolled into a box for convenience, our 12 inch memory foam king mattress fits various bed frames (box springs, floors, slatted bases, etc.), regains shape quickly upon unpacking and fully expands within 72 hours for use.

Experience refreshing rest with this 14" Cooling Gel Memory Foam Mattress. It features a 3D cool-touch cover, copper-infused gel foam for heat regulation and pressure relief, adaptive support for proper spinal alignment, open-cell cooling foam for breathability, motion-isolating high-density foam, and a fiberglass-free fire-resistant liner. A non-slip base is also included. Enjoy a cool, comfortable, and supportive mattress—your best sleep is just around the corner.