Footbed: 30% Polyester

Who's this item for: Commuters or looking for a lightweight and top quality backpack with a hydration bladder capabilities

Clamp: No Clamp - these are slip-on grips

Cons: It's not the cheapest tailgate pad around

Spring type: Metal coil spring

Fox Factory WIP Tee - S - Black PDP|Option Footbed: 30% PolyesterKeep it simple with the WIP Tee. Featuring a bold iconic FOX logo up front and made with a lightweight jersey fabric, the WIP will keep no one guessing on your suspension brand of choice. Lightweight fabric Screen print artwork Dropped shoulder for an effortless look 60% polyester, 35% cotton, 5% spandex Regular Fit