Bosal Katahdin on-a-Roll 100% Organic Cotton. Great for the popular Jelly Roll Rug Lightweight 100% Cotton batting for ease in hand-quilting. 3oz triple-carded, needle punched cotton. Extremely stable, stitch up to 8in apart. No pre-shrinking required. 100% natural, no scrims or resins. Made of: 100% Cotton Needle Punched Non-fusible Does not Contain Scrim Space between stitches - 8in apart Loft: Low Washing/drying instructions: No pre-shrinking required