Malloom 50 PCS Sewing Craft Quilt Binding Plastic Clips Clamps Pack Laundry C... Material:Plastic Size(L*W*H):Approx 2.7*1*1.5cm/1.1*0.4*0.6" Great alternative to pins and do no damage to fabric for many crafts Easy to see on your work and easy to find when dropped on the floor The flat bottom of each clip has marking lines for 5 mm,7 mm and 10 mm,so you can measure how far the clip is reaching in from the fabric edge Clips can be used for different art and craft work. Useful in holding fabrics together for quilting or sewing