3 Inch 5-Zone Cooling Gel Memory Foam Mattress Topper King Blue

3-inch king-size mattress topper made of cooling gel memory foam with 5-zone ergonomic support for pressure relief on head, shoulders, back, hips, and legs.Designed for side sleepers and those with back or hip pain.Features a reversible design: one side offers soft cushioning, the other provides firmer support.Infused cooling gel absorbs and disperses body heat, while breathable, ventilated foam enhances airflow to prevent overheating.Suitable for dorms, RVs, camping, guest rooms, and primary bedrooms; revitalizes sagging beds and adds comfort to bunks or portable sleeping setups.CertiPUR-US certified—free from harmful chemicals.Arrives vacuum-sealed; unroll and allow 24–72 hours to fully expand and air out