Leather Knot Earrings are made from Nooga Leatherworks' shop scrap, saving it from the landfill.  
It's high quality, top shelf leather.

The width of the leather at the widest point is 3/8 inch, length at the longest is about 2 inches.  Length from ear wire hanging point to the lowest point is abount 3 inches.

Leather Knot Earring