100 % cotton Iron-on interface, light grey. Glue on one side. Like bedding sheet no stretch. Light to middle weight. 91 cm wide = 1 yard wide.Sold in 1 or 2 yard pieces. The piece will be folded in to an envelope as shipped. Stabilize the small parts of the shirt or dress you are sewing. Good for stabilizing T-shirts for quilts too.Also in quite light blue. Convo me which color you prefer,I will do my best to send all shipments as affordably as possible and return overages.I have loads of different kinds of interface in various colors. Convo me for your desired properties.