Crocodile Jewel A fun cotton fabric resembling crocodile skin in shades of royal blue, aqua and purple is sewn onto a base that is first completely wrapped in deep royal blue cuddle satin. Photo shows your choice of either a 1.5 or 2 inch wide martingale put together with nickel hardware but brass is also available if you prefer. Please scroll below the photo to choose the size you need and the hardware you prefer. Also available in shades of red or green.