The Selk'bag Kids Star Wars Full Body Sleeping Bag is made from soft polyester with a durable water resistant finish on the shell providing comfort and functionality for a variety of weather conditions. The Selk'bag defies categorization, it is a sleeping system and the ultimate lounge partner; use it in the tent, take it on a hike, make marshmallows by the campfire, catch a morning sunrise down on the beach! Removable booties easily unzip so your child can wear their own shoes without taking off their Selk'bag; with reinforced durable nylon outsoles booties can fully zip for heat preservation while sleeping or on the move outside. The Selk'bag broadens horizons and presents new possibilities by marrying the warmth and comfort of a sleeping bag with the function and fun of a snowsuit. Zippered leg and chest vents shed heat if they feel too warm, while an insulated hood and interior panels hoard heat when temperatures fall; front zip for quick entry and dual zipper pulls for easy pocket access. Designed with elastic no-hassle hand openings to allow hands in and out of the bag effortlessly. The Selk'bag Kids Star Wars Full Body Sleeping Bag comes with a convenient carry sack for compact portability and made in several fun themes; choose from Darth Vader, a Storm Trooper, Chewbacca and a Rebel Pilot. We invite you and your kids to enjoy the warmth, comfort and practical functionality of this award-winning, innovative and fun sleepwear system! Temperature rating 40° F.