Kin by Tuft & Needle Medium 12″ Adaptive Foam King Mattress in a Box, Cooling Pr
Each mattress features GreenGuard Gold and CertiPUR-US certified foams for better indoor air quality, so you can rest easy. Compared to the 10" Kin Foam mattress. This bed-in-a-box is great for anyone interested in better sleep, and for hot sleepers who want to stay cool at night.