The basics VELCRO® Brand Fabric Fusion Heat Activated Adhesive Strips. The benefits Heat-activated adhesive strips from VELCRO® bond permanently with no sewing - actually strengthens with washing! High-tech adhesive cross-links with fabric to ensure lasting attachment even through washing. The uses Works on most fabrics, including cotton and blends, polyester, fleece, suede, canvas and more. Perfect for fabrics that are thick or difficult to sew and for making quick repairs.  The bottom line Sold in 3/4" wide strips that are 24" long. Black, White or Beige.