Sealline 20L Blocker Compression Dry Sack

The SealLine Blocker Dry Sack is a versatile, efficient-packing dry sack featuring a patent-pending rectangular shape and strong fully welded seam construction. Blocker waterproof dry sacks are the easiest way to organize and protect clothing and gear in your pack, luggage, or on a boat. PVC free Closure: Roll-Down Material: 70D Polyurethane-coated nylon Space-saving: Patent-pending rectangular shape packs 20% more efficiently than rounded dry sack shapes, saving space in you pack. Efficient-packing: PackTightTM packing system takes advantage of the flat-sided, rectangular shapes of the Blocker dry sacks, closely nesting them together for easy, space-saving and intuitive organizaiton. Waterproof strength: 50% stronger than sewn and taped seams, all seams are welded to deliver superior strength, durability, and waterproof protection over time. Tough: High-strength 70-denier polyuethane-coated nylon is light enought to satisfy  ounce-counters, yet durable enough to stand up to li