Butter Soft Full grain Cowhide leather. Removable slide-in ID case. 6 card slots. Full size bill compartment. Hand turned edges for durability. 3 ½” x 4 ½”. Our Slimfold Passcase Wallet is finely crafted with butter soft full grain cowhide leather. With 6 card slots, a removable slide-in ID case, a full bill compartment, and hand turned edges for durability, this wallet becomes an instant gear essential.