Features PVC coated 210D Polyester main compartment with black Polyester Mesh zipper; Water-resistant dry bag – great for travel, trips to the gym and beach and much more; To close, fold top of bag (at black Nylon top seam) at least 3 times and snap buckles together; Also includes removable adjustable polyester shoulder strap: .075w x 28l at shortest, adjusts up to 54l; Recommended weight tolerance: 22 lbs; Product Size: 12 w x 18.5 h