YOGOTO Ultralight Down Sleeping Bag Envelope Sleeping Bag for Temperatures 48  to 86  Outdoor Camping Travel Hiking - Spring Summer & Fall - Lightweight Waterproof & Compact Waterproof and comfortable - Nylon outer & 0.88lb Highest Quality Down inner filling. Light Weight (2lb) & Foldable Design (Compact Size: 10 x 6 inch)makes your camping experience more easy and convenient. Potable and space-saving, easy to roll up into the carrying bag. Temperature limitation: 5/41, Comfortable Temperature:5/48   30/86. Washable,Summer Sleeping Bag with two different sizes of the bag.