BLACKHAWK! Sportster Shooting Rest Weight Bag, Small Unfilled Shooting rest weight bag Constructed of durable 600 denier polyester Compatible with BLACKHAWK! sportster and other Shooting rest trays Convenient carry handles for easy Transport Heavyweight zipper Unfilled shooting rest weight bag Constructed of durable 600 denier polyester Compatible with BLACKHAWK Sportster and other shooting rest trays Convenient carry handles for easy transport Small (74SB02BK) holds 25-lb. lead shot bag or approximately 7 lbs. of sand or other designed media