Specifications: High-quality embroidery hoop is very suitable for embroidery and cross-stitch. Just place the cloth between inner and outer frame and fix them with screw, and this loop will make your cloth easier to sew. It is an useful tools for embroidery lovers. Instructions: Separate the inner and outer frames from the embroidered bandage. Place the flat outer frame on the flat desk. Level the embroidery fabric and place it on the embroidery frame. Put a little more force on the inner frame and press the embroidery cloth into the outer frame. Try to tight the embroidery cloth tightly, and the embroidery can be started. Type: Embroidery Hoop Material: Plastic Features: Durable, Adjustable Screw, Embroidery Tool Size Details: [Our Size 8cm] Inner Dia.: 8cm/3.15", Outer Dia.: 9.5cm/3.74" (Approx.) [Our Size 10.5cm] Inner Dia.: 10.5cm/4.13", Outer Dia.: 12.5cm/4.92" (Approx.) [Our Size 14.5cm] Inner Dia.: 14.5cm/5.71", Outer Dia.: 16cm/6.30" (Approx.) [Our Size 18cm] Inner Dia.: 18cm/7.09", Outer Dia.: 20cm/7.87" (Approx.) [Our Size 22cm] Inner Dia.: 22cm/8.66", Outer Dia.: 24cm/9.45" (Approx.) [Our Size 25cm] Inner Dia.: 25cm/9.84", Outer Dia.: 27cm/10.63" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Embroidery Hoop