The waterproof and reliable classics in the storage category. Lightweight and waterproof packsacks with roll-top closure. Made of durable and pliable PU coated taffeta nylon with 10,000mm water column and fully taped seams for waterproof performance. Bright inner PU coating lights up the interior of the bags for excellent overview of contents.  Exped Classic 13 L Drybag | Dry Bags | George Fisher