The 13-inch copper infused king gel memory foam firm hybrid mattress offers a perfect blend of support and comfort. Designed with advanced cooling technology, it ensures a refreshing sleep experience throughout the night. The fabric features an applied treatment that enhances cooling effects, making it ideal for warmer climates. This mattress is classified as firm, providing optimal support for those who prefer a sturdier sleeping surface. Sized as a king, it offers ample space for couples or individuals who like to spread out. Its unique construction combines gel memory foam with pocket coil technology, delivering responsive comfort and minimizing motion transfer for uninterrupted sleep. Additionally, it is fully compatible with adjustable bases, enhancing versatility in your bedroom setup. 80.00-inch h x 76.00-inch w x 13.00-inch d.