Signature Design by Ashley Millennium Cushion Firm 14 Inch Hybrid Twin XL Mattress Copper Gel Memory Foam NanoCoil and Temperature Control

Indulge in restorative sleep with the Millennium Cushion Firm 14 Inch Hybrid Mattress. This premium hybrid blends advanced cooling technology—including two layers of phase change material (PCM) and copper-infused memory foam—for a consistently comfortable temperature all night long. A thick layer of sculpted body-contouring comfort foam adapts to your curves for pressure relief and support. The premium pressure-sensitive NanoCoil unit and individually wrapped coil pack offer responsive motion isolation and tailored comfort, while a 4-way stretch knit cover keeps the mattress feeling fresh. Compatible with adjustable bases and made in the USA, this luxury cushion firm mattress delivers innovation, support, and peace of mind with a 10-year non-prorated warranty.