Constructed of heavy-duty water-resistant 1000 denier Cordura for years of rugged use. 2-inch nylon rolled webbing grab handles. Vinyl window for rope log. Dust flap and attachment loops inside bag. Large diameter 3 mm cord and heavy-duty cord lock allow for superior closure. Large reinforced grommet located on the bottom. All seams double-stitched, taped and reinforced. Bags are measured for 1/2 inch rope.