OUTAD Multi-Purpose Rain Poncho, Backpack Cover, Tarp Safety: Advanced rain-proof and waterproof design. Made of 210T polyester fiber, waterproof 3000mm. The poncho back can cover you even while wearing larger capacity backpack, and it folds down into a compact and easy-to-carry package. The rain cover consists of a folded big rectangle, offering you you a comfortable and free walking feeling. Can also be used as a tarp. Velcro fastened access panels are located in the armpit area, which makes it easy to put on and take off.