35L Big Packable Handy Lightweight Travel Backpack Water Resistant Daypack FK0710 Big enough;Lightweight compact packable daypack Packs down neatly into its own stuff sacks;water-resistant Front pocket fits ipad or laptop;Bottle holder on the both sides Material: nylon ; Weight: 0.4 kg Product Dimensions: 20.8x13x7.9 inches; Compact Pouch Size:9.5x7.8x3.5 inches