100% nylon membrane fabric resists 10000 mm of water column pressure valve on the carabiner 2 external pockets with sealed SBS zippers 1 external pass-through pocket on the side 1 internal compartment for tablet and documents 1 internal zip pocket volume 15 liters size 36 × 29 × 15.5 cm gentle cycle machine wash 30 °C do not bleach do not tumble dry do not iron do not dry clean