[Fusible Interfacing]: Package comes with 1 roll white iron on fusible interfacing, 21.88 yards(20m) long, 5.91 inch(15cm) wide, 0.01 inch(0.02cm) thick.[Multi Functional]: Our single sided fusible interfacing can be easily fused with a hot iron, can be integrated into the fabric to protect and strengthen the fabric stitching, provides structure to collars and facings.[Polyester Material]: The iron on interfacing is made of polyester material, single sided, light weight, comfortable to touch, good breathability, can be applied on various sizes of clothing.[Widely Used]: Interfacing fabric can be used for quilts and crafting projects, which is nearly invisible to see on the fabric. Perfect for protecting and strengthening fabric stitching, as well as providing structure for collars and facings. Good for use in handbags, purse, cuffs, collar, pockets, waistbands, blouses, voile, handkerchief linen fabrics, broadcloth, jersey, knits, men and women garments. Best for light to medium weight fabrics.[Save Money]: Continuous roll of interfacing allows for user-controlled piece length. Can be cut to desired size and shapes or use multiple pieces based on your requirements.