Easy to access, the lightweight Blocker Cinch Sack makes packing, organizing, and retrieving contents a breeze, all while delivering splashproof protection to ensure contents are defended against light rain, occasional splashes, or wetted-out packs.. . Versatile materials: Lightweight 70D polyurethane-coated nylon materials are a tougher, more resilient cousin to the ultralight BlockerLite materials. More durable and versatile, these materials are great for all-around use and provide dependable splash protection.. Securable, easy access: Drawcord closure supplies speedy, hassle-free access to contents, while the lockable cord lock ensures the sack stays cinched tight.. Durable construction: Fully welded seams result in stronger and more durably protective construction, compared to sewn-and-taped seams.. Efficient-Packing: PackTight?? packing system sacks feature flat-sided, rectangular shapes that nestle closely together, packing 20% more efficiently than rounded sacks for easy, space-saving organization.. Weight: 1.9 oz.. Measures 5.5 x 10.4 x 18.8. Volume: 1,220 cu. in./20L. PVC-Free: Yes. Closure: Cinch. Material(s): 70D polyurethane-coated nylon. Spot clean. Imported.