US Patent 9723882 Article of apparel convertible to a sleeping bag

An article of apparel convertible to a sleeping bag is comprised of a jacket having a body portion and a pair of detachable sleeves removably secured to respective shoulder portions of the portion by attachments. The body portion has an extendable waist section. The detachable sleeves have an elongated detachable closure extending longitudinally thereof to deploy the sleeve lengthwise whereby the pair of sleeves can be interconnected together to form a tubular leg pouch. The sleeves also have gussets extending from wrist bands thereof to expand when deployed. The top attachment zippers of the sleeves permit attachment of the tubular leg pouch to zipper fasteners in a lower edge of the extendable waist portion to form the sleeping bag.