AGPtek Waterproof 70-80 Degree Cotton Envelope Sleeping Bag with Carrying Bag, Army green LIGHTWEIGHT, WARM ADN COMFORTABLE: Crafted with high quality material (T/C lining + 200g /m2 hollow cotton filling). WATERPROOF: It's made of 170T Polyester Fabric; 170T Polyester liner, which is waterproof and windproof,good for winter outside camping. COMFORTABLE TEMPERATURE: Temperature Rate: 50Fto 70F; comfortable temperature: 60F PORTABLE AND SPACE SAVING: It's easy be roll up into a small carrying bag. PRACTICAL DESIGN: Overall dimensions is 29" x 86", suitable for many adults to sleep in.