DS front bag and DS rear bag are pre-filled shooting bags. Durable, water resistant. Black leather top, front only. Rock deluxe front rest, "sight in" or determine the accuracy of rifle or ammunition. Extra wide stance for stability. Adjustable cradle blocks to secure the gun on target. Fore end stop for quick re-targeting. Adjustable hard point leveling feet. 5-1/2 Lb. aluminum and steel construction. Center post made from 1" diameter steel. Accepts all Caldwell deluxe universal front rest bags. Unfilled medium bag included. Universal front rest bag and rear shooting bags- high quality leather shooting bags can be used with most brands of front rest. Rear bags support the toe line of the stock for positioning. Shipped empty. Should be filled with fine dry sand. On target handgun rest, soft over-molded cradle. Provides almost 3" of vertical adjustment. Soft over molded hand support. Can be locked securely in five different positions. Heavy duty polymers. Lightweight and durable. Handy shooting rest, adjustable. Rubber over-molded. Heavy duty polymers. Hunter's blind bag, quickly sets on any narrow surface. All polymer bag is lightweight and easy filling. Will not sag or stretch over time.