1.Material: Calf skin,Calfskin is particularly valuable because of its softness and fine grain, as well as durability. . 2.Thickness of the holder: approximately 1 mm, it's like a soft but definitely durable dress for the remote key. . 3.Design: This is designed to a full wrap style: Key remote is full wraped by it ; Embossed patterns for the button looks much better than the engraved patterns. . 4.Size of the holder: it's designed according to the size of key, it's appropriative to your car keys. . 5.Handmade: This holder is fully made by hand, it looks small, but took 2 hours to finish it. Most important, there is almost no gap between two pcs leathers, looks almost one piece.