therm-a-rest stuff sack pillow, small- Save 25% Off - A fleece-lined sleeping bag stuff sack that doubles as a pillow. Measures 6.5 x 15 inches. Doubles as a pillow when clothes are stuffed inside. Reversible design; stuff sack can be turned inside out. Microfleece lining. 20 denier silicone-treated Cordura nylon exterior.