This Klein Tools Top Closing Bolt bag has a drawstring top to keep small tools and parts from falling out. It’s made of heavy duty canvas. Plus, it has loops on each side to hold standard bull-pins. Bolt Bag has durable 3-Inch 7.6 cm) drawstring closing top to prevent items from falling out of pouch at height Same durability as Klein 5416 Series bull pin and bolt pouch Pouch constructed of heavy-duty No. 4 canvas Bolt bag with standard bull-pin loop on each side Klein Top Closing Canvas Bolt Bag 5416TC