Handmade in the top layer of vegetable tanned leather, can be placed with keys, cards and change, unique blue-green leather key case, simple and special. Material: vegetable tanned cow leather, YKK zipper, brass fasteners Size: contract 7.5x11cm; expand about 14.5x11cm [About vegetable tanned cow leather] 1. Cortex has a mark of plaque, scar or joint marks due to the growth process. This is a unique mark that can be accepted by the leather. 2. Hand-dyed products may have different color or unevenness due to different leather conditions. However, due to the characteristics of vegetable tanned leather, the color will decrease its color saturation due to the use time. Personal use, have their own taste and characteristics. 3. Each item is hand-made. The working day is about 3-7 days. The details of the product can be discussed before ordering. Because it is a custom product, it will not accept the return. 4. If it is used frequently, because the hand has grease, it is actually to help the leather parts to be maintained. The leather parts that are not often used should be placed in a dry and ventilated place and regularly maintained (about one or two times a month). 5. Leather is a material that lasts for a long time, no matter how long it is used. It can be with you for a long time.