Technical specifications 26L waterproof backpackPadded back and strapsStorage with elastic cordZippered mesh pocketRolltop openingAdjustable sternum strapDaisy chainSide mesh pocket Fabric composition Shell 1 & 2: 100% polyester with PVC coatingShell 1: 100% polyester with PVC coatingShell 3: 100% PVCShell 2: 100% polyester with TPU coatingFilling: 100% polyester Fabric properties Waterproof: 50000mm