1inch wide 31 yard length Fusible Knit Stay Tape,Single Side Adhesive,It's particularly useful in shoulder seams、pant hems、neck and areas with wear and tear(like zippers), soft against the body,Tricot white french woven interfacing with a crosswise stretch,can be easily fused with a hot Iron,use the interfacing on the wrong side of the fabric, make sure that the adhesive coating (shiny side) of the interfacing is facing down. Do not apply heat directly to the interfacing (cover it with a parchment paper ),Steam it for 15-20 seconds on cotton to fuse