Petit Frame Oval Embroidery Hoop Size: Inner diameter 5.5cm x 8cm, Outer diameter 7.5cm x 10cm Material: Acrylic (wood grain part) The outer frame is made of rubber, so you can attach the fabric neatly without damaging it. (It looks like wood grain, but it is not made of wood.) It is recommended for displaying your finished embroidery作品 on the wall. You can use it in either vertical or horizontal orientation.