Sea To Summit Big River Dry Bag 35L Features: Triple-coated base increases abrasion resistance Abrasion-resistant 420D nylon laminated with a TPU film for strength and waterproofness Multiple lash points provide versatility for mounting to kayaks, bikes, motorbikes and 4WDs Waterproof, double stitched, reinforced, tape sealed seams Waterproof non-wicking roll top closure does not wick moisture White interior for greater interior visibility Oval base prevents rolling away and packs better PFC-free   Big River Dry Bag 35L