Lucky Bums Youth 0-Degree Serenity II Sleeping Bag Durable outer shell made of nylon rip stop fabric making this sleeping bag rouged enough for many adventures This mummy-style sack designed with Scouts and Young Campers in mind, this bag is cut slim to ensure a proper fit helping eliminate cold spots Serenity II boasts 175 g/m2 * 2X Hollow Fiber filling to keep the user warm Comes with sewn on compression sack to allow bag to be compacted for easier carrying and storage on the trail Includes a full-length zipper, ergonomic hood with drawstring, and an outer pocket providing space for a handy flashlight or mp3 player