Essentials By Leisure Arts Interfacing 36"x 15" Medium Weight Non-Woven Fusible- High quality interfacing adds stability to projects that require reinforcement. One-sided fusible adhesive fuses with a hot iron. 100% polyester, multi-purpose interfacing is great for crafting handbags, purses, clothing, and home decor projects. Can also help prevent fabric from stretching during washing or hand embroidery. Machine washable. Best for lightweight or medium fabrics.