Eel skin Trifold wallet. Made of genuine Eel Skin leather. Eel skin leathers, called the "Silk of the Ocean", combine a colorful thin silky texture and durability. Eel skin is proven to be 1.5 times stronger than cowhide of the same thickness. The trifold wallet features an ID window, 4 credit card slots, two compartments for additional cards or pictures and an Eel Skin tipped currency divider.