Bring a new level of comfort to your slumber with these cozy sheets. Accommodating a wide range of Therm-a-Rest mattresses, the soft, brushed surface brings next-to-skin comfort to those balmy nights and perimeter snaps mate perfectly with our Tech Blanket for bed-like comfort on the go. Variable Fit: Elastic hem and bottom straps fit a wide range of Therm-a-Rest mattresses; Soft and Cozy: Brushed polyester surface is luxurious next-to-skin and protects your mattress. Versatile: Acts as a coupler for another mattress/sheet combo and snaps with our Tech Blanket for additional sleep options; Convenient: Easy to put on and machine washable. Regular Fitted Sheet fits 20" x 72" ThermARest Mattresses (sold seperately). Weight: 6.5 oz.