Storm Backpack Dye-Sub Bowling Bag rolling thunder They feature three interchangeable soles

They feature three interchangeable soles and heels for extra versatility

the core hasn’t changed much

The Modified Tri-Core and Heat name are back and maybe better than ever

Attach wedge of desired thickness to your existing Mongoose with or without glue / velcro

Storm Backpack Dye-Sub Bowling Bag rolling thunder They feature three interchangeable solesStorm Backpack Dye Sub Bag This sharp looking Storm Backpack holds all of your extra accessories and bowling items and makes you the coolest guy on the lanes. Can not hold a bowling ball. 600D Polyvinyl material Reinforced zippers and stitching Dual compartments plus interior pockets and organizer Dual side mesh water bottle pockets Easy carry handle on top Adjustable shoulder straps Dimensions: 12W x 8D x 18H 90 day limited manufacturers warranty