Brentwood Home Bamboo 6 Inch Memory Foam Mattress Made in USA CertiPUR-US Certified 25 Year Warranty - All Natural Wool Layer and Bamboo Cover, RV Short King Size 72 x 80 x 6 Special RV Short King Size 72 x 80 x 6. 1-Inch HD Memory Foam Comfort layer and 5-Inch foam support base Open cell technology allows air to flow through, keeping the mattress cool and comfortable. Zipper cover is made from natural bamboo fibers and is washable and removable Conforms to the curves of your body for greater pressure relief and proper spinal alignment. Reduces tossing and turning, eliminates motion transfer, and provides a great nights sleep. An all-natural layer of wool provides you with a clean and healthy sleep surface. Wool wicks away moisture and is an excellent temperature regulator that keeps you cool in the summer and warm in the winter. Naturally anti-microbial, hypoallergenic, and dust mite resistant. Mattress compressed and rolled for shipping -- easy to carry and saves you money on shipping costs, 25-year warranty