ZEEZ Supreme Oilskin Dog Coats feature buckles that are high quality, strong, sophisticated and so easy to use with their quick snap function. Other features include large adjustments in the chest area and internal elastic rear leg straps that help to stop the wind getting in. The outer layer is made from 100% waxed cotton for a waterproof coating. The lining is made from 220g soft polar fleece and filled with 200g PP Cotton filling to keep your dog warm. Sizing information in images.