Plains Indian Beaded Moccasins 1800S

Thes are plains indian beaded moccasins probably sioux, probably 1880's or 90's. They are beaded in the ubffalo pattern which shows a stylized buffalo foot print. It wsa meant for the owner to be able to walk with the stamina of a buffalo. There is no damage to the bead work or to the leather i don't know what kind of leather they are made of although i am told it is buffalo.