Brentwood Home 11-Inch Gel HD Memory Foam RV Mattress, Made in USA, CertiPUR-US, 25 Year Warranty, Natural Wool Sleep Surface and Bamboo Cover Price: $299.00 (as of 18/10/2017 08:22 PST- Details)

11-Inches thick with 2.5-Inch Gel Infused HD Memory Foam Comfort layer, 2-Inch Ventilated Cool Airflow Layer, and 6.5-Inch therapeutic support base
Natural wool sleep surface is clean and healthy; Wicks away moisture and regulates temperature to keep you cool in the summer and warm in the winter
Gel particles in the memory foam keep the mattress cool; Open cell technology and ventilated layers allows air to flow through the mattress