Quality material: the white fusible interfacing is single-sided, made from quality polyester, suitable for light and medium-weight fabrics, it is adhered to the fabric by an adhesive that can be activated with hot iron Proper sizes: the size of the lightweight fusible is approx. 20 x 36 inches, suitable size is nice for DIY fabrics, just trim the interfacing to any pattern according to your needs, easy to use in several small size garments Wide application: suitable for clothing, electric blankets, mattresses, car cushions, the inside of the quilt, carpet, glove, craft, DIY etc. Function: this non-woven fusible is a practical interfacing to use when you need a little reinforcement, providing an easy way to protect and strengthen fabric stitching Note: this fusible interfacing is single-sided, one side is polyester fabric, which is soft as cotton, the other side is adhesive, which is a little rough; Please note that the hot iron should be put on the non-woven, and the ironing time should be controlled within 8-15 seconds