7/8", (23 mm), self gripping velcro dots, medium duty. Pack of 8. White. Peel tape from paper backing. Tightly press in place. Wait 24 hours for adhesive to reach its maximum strength.Machine stitch or hand sew around edges. Repeat with hook portion. NOT recommended for use on fabrics, machine stitching, hand sewing, vinyl, plastic, and floating gear. Constant exposure to sunlight can ruin fastener.