24mm Oval Self-Adhesive Stick-On Spots for Black or White Fabric by VELCRO® Using Velcro Peel, adhere, and you're done—no sewing, glueing, or ironing needed! After 24 hours, the bond is complete and permanent. It is most effective on nylon, cotton, polyester, and poly blends. Although every precaution has been taken to guarantee the accuracy of