With a generous capacity, super-lightweight material & a handy removable strap; the 30 Litre Over Board Waterproof Dry Flat Bag is the easy way to keep lots of gear dry & dirt-free. made from tough yet lightweight nylon ripstop-TPU coated material, this large Dry Sack folds into a tiny package when not in use & is easily wiped clean after muddy sessions. & you can get as muddy or wet as you like, because the trusty Fold Seal System™ & welded seams make this dry sack 100% waterproof & will protect contents from sand & dirt too. Suitable for quick submersion, it also floats when dropped in water so you can fish it out after a capsize or clumsy moment. Complete with a fully adjustable & removable shoulder strap, this waterproof Dry Flat Bag combines plenty of space with lightweight portability on all your water-based adventures.