Slumberjack Got stuff? Here's a place to put it. This Slumberjack stuff sack is perfect for organizing your outdoor gear and hundreds of other uses around the house or in your vehicle. Water resistant fabric and sealed seams. Drawcord closure and handy carry handle. 210 denier urethane-coated nylon.13 x 20 Approx. 260 cu. in. 3 oz. Closeouts. China.