Caldwell Medium High Rear Bag - Unfilled Medium-High Rear Bag When filled, bags measure 5-3/4-Inch long, 2-1/4-Inch wide, 2-1/4-Inch high at the humps, 1-1/3-Inch high at the saddle Bag will not stretch or sag 6.5 -Pounds when filled Unfilled bags should be filled with dry silica sand or other inert fillers