Non-Roll Elastic 1" Flat NonRoll 1yd Non-Roll Elastic 1" Flat NonRoll 1yd This elastic has an improved quality over other brands that can be visually seen and experienced NonRoll resists rolling twisting. Choose flat for light to medium weight fabrics. Insert into casings or stitch directly to fabric for waistbands on skirts, pants and shorts. Size: 1" 25.4mm. 1 yard package.