... : Blue, white, yellow, black Product DescriptionProduct Name: Waterproof backpack, Outdoor waterproof rucksack, Sports hiking dry bag 1) Material: PVC ... your gear dry and organized in a waterproof100% Waterproof roll-top backpack suitable for quick submersion due to it ... and characteristic of soft and low temperature endurance with waterproof, moisture proof, dustproof, stain proof, products can ...