Hackney Black+Grey Skull And Rose Print Canvas BootSues boots with rose canvas and skull print material. 10oz Canvas is a finely woven canvas used to make our lightweight styles Material A canvas with a traditional weave. Care Instructions [Canvas] = Clean Canvas with damp cloth only , for tough marks use small amount of mild soap on damp cloth Dr. Martens run true to US size with a little wiggle room for breathability or thicker socks. UK size on shoe.