The basics Staple Ban-Rol Waistband Interfacing won't curl or roll, is crush-proof, and has a velvet smooth edge.  The benefits Made of 58% nylon, 17% rayon, 15% Polyester, and 10% Thermoplastic resin. The uses Non-roll, non-crush Ban-Rol makes the waistband stiff in pants to provide a crisp edge that won't roll or collapse. Provides a velvet smooth edge and is non-elastic. The bottom line Available in white only.