Fluffy and light like a cloud, incredibly useful like — well, every bag from Baggu. It’s made of durable machine-washable nylon, has a top zip closure, and can be packed into its detachable interior pouch. The details- 12.8 in. x 13.8 in. 9.5 in. strap drop 100% heavyweight nylon Detachable interior zip pouch Machine washable