The Paravel Fold-Up Backpack is the ultimate day trip companion that appears when you need it and disappears when you do not. This packable backpack folds into a palm-sized pouch yet expands to hold everything you need for a day of exploration. Dimensions (Expanded): 16" x 11" x 6" (41 x 28 x 15 cm) Dimensions (Folded): 8" x 6" x 2" (20 x 15 x 5 cm) Key Features Folds into 8" x 6" compact pouch Made from 10+ recycled plastic bottles Water-resistant recycled polyester Adjustable padded shoulder straps Interior zippered pocket Front zippered pocket 18L capacity when expanded Weighs only 0.6 lbs Recycled YKK zippers Self-storing design