The 4-inch white memory foam twin mattress topper is designed to elevate your sleep experience with its medium comfort level. Crafted from high-quality memory foam, this topper conforms to your body for enhanced support. Its breathable construction ensures optimal airflow, while moisture-wicking properties keep you cool and dry throughout the night. Featuring a removable cover that is machine washable, maintenance is a breeze. The topper is secured in place with convenient straps, preventing any slippage during use. With a thickness of 3.9 inches, it provides the perfect balance of softness and firmness, making it an ideal addition to your twin mattress for rejuvenating rest. Experience the difference this topper can make in your nightly sleep routine. 75.20-inch h x 39.00-inch w x 3.90-inch d.