The mini Collapsible throw line bag is made from heavy duty 1200 Denier nylon and includes a zippered, reinforced stay-open best. There are two external snap pockets and carry straps. The saddle attachment ring works great for hands free operation and the short release buckles helps to keep it strapped down to it is small compact size when now not in use. The rope feed grommet means that you can use the bag with the bag zipped closed, keeping the rope neat and coiled, in a position to throw. Bag measures 8 inches tall by 7 inches in diameter when fully opened; 5 L in volume. The 11 oz throw bag is comprised of durable 100 percent Cordura and has a 1 inch nickel plated attachment ring. 3 Our 100 percent Dyneema coated 2.0 mm throw line has a 600 lb breaking strength and comes on a 180 ft spool.