Regarding the all leather buttons, there are some characters as following:

1, high-temperature resistant
2, be washable (drying washable and water washable)
3, Not be faded.
4. all are high quality, good service.
5, all products are very fashion, beautiful, elaborate.
6, most of the products are made of Cattle/Cow leather.
7, Environmental protection
8, Most of the leather products have passed the SGS testing.
9, There were many colors for you choose
10, As for the finding parting, We can change any  shape, color if you want