Caribee trident 32l waterproof dry bag backpack black the caribee trident is a 100 waterproof tpu nylon dry bag with heat welded seams waterproof roll top throat with side qr buckle points great for canyoning hiking water sports and camping caribee has developed a range of high quality water proof gear bags to suit all your outdoor adventure needs specialised waterproof material and waterproof closures will ensure that you reach your destination with dry gear intact caribee waterproof