The SweetNight CoolNest 14″ California King mattress combines PCMflux high-resilience foam and gel-infused memory foam to actively cool surface temperature while offering 5 ergonomic support zones for pressure relief and spinal alignment. With CertiPUR-US and OEKO-TEX certification, this mattress delivers breathable, safe materials. Backed by a 10-year warranty and a 100-night trial, it’s a compelling pick for couples and hot sleepers—click to explore or order yours today.
The SweetNight CoolNest 14-inch California King mattress offers advanced cooling with a dual-system design (PCMflux foam + gel memory foam) to help regulate nighttime temperature. It features a 5-zone ergonomic support structure to relieve pressure and maintain spinal alignment, while CertiPUR-US and OEKO-TEX certifications ensure healthier sleep materials. This medium-firm mattress is ideal for hot sleepers seeking comfort, support, and breathability in a premium memory foam bed.
