CurtzyTM 8 Piece Round Circle Plastic Embroidery Cross Stitch Hoop Set 7cm-24.5cm/3-9.5inches HOOPS- Each set of embroidery hoops are made from plastic, secured with a screw attachment and come in the most popular 8 sizes. USE- Simply unscrew to release the inner hoop, place fabric over the inner hoop then lock into place with the top hoop and tighten. SIZE- Hoop sizes include 7cm/3inches, 9.5cm/3.75inches, 12cm/ 4.75inches, 15cm/6inches, 17cm/ 6.75inches, 20cm/8inches, 23cm/ 9inches, 24.5cm/9.5inches. NEEDLECRAFT- These hoops are essential for many needles crafts such as tapestry, chenille, embroidery, cross stitch and more! *100% No Quibble Money Back Guarantee. If For Any Reason You Are Not 100% Satisfied, Please Contact Us For A Fast No Questions Asked REFUND.