Sleeping hot or waking up sore on your Twin mattress? The Serta ThermaGel 2-Inch Twin Gel Memory Foam Mattress Topper delivers immediate cooling and targeted pressure relief , making any Twin bed more comfortable from night one without the cost of replacing the mattress. ThermaGel-infused memory foam actively dissipates body heat and maintains a consistently cool sleep surface through the night, while the 2-inch foam layer conforms to your body for cushioned support at the hips, shoulders, and lower back. Ventilated, breathable construction supports airflow for all sleep positions , side, back, or stomach. Made in the USA with CertiPUR-US certified foam, this gel memory foam mattress topper is built to last and tested for low emissions and content safety. Softens a firm or aging Twin mattress and extends its useful life. Compatible with standard Twin bed frames, platform beds, bunk beds, and adjustable bases. Ideal for kids' rooms, guest beds, and everyday Twin sleep setups. Add to cart today and sleep cooler tonight. ThermaGel is a trademark of Leggett & Platt, Inc.