Zootility ZOO06 Hyper Thin Wallet KnifeNO FASTENERS The Hyper Thin Knife is made from just two pieces of stainless steel, making for no weak points. FITS IN YOUR WALLET The Hyper Thin knife is nearly as thin a credit card allowing it to be stored conveniently in a wallet or bill fold. REMOVABLE BLADE Blades can easily be replaced if damaged, or left with TSA personal if forgotten in you wallet. MULTIPURPOSE The Hyper Thin Knife is more than just a pocket knife, it come equip multiple