Product Features 1. MagnaHoop embroidery hoops are accurate and strong. 2. Clear markings on hoops for easy reference. 3. Adjustable metal screw on the hoop help you to clamp a wide range of fabric firmly. 4. Used as a perfect replacement of the old hoops or have extra hoops to speed up your embroidery projects. Note: The connection parts on these hoops are pegs, these hoops only work with the compatible embroidery machines' slot connection part. 5. This embroidery machine hoop is compatible with Brother Innovis SE725, SE700, SE625, SE600, PE535, SE630, SE400, PE550D, LB6800, LB5000, SE425, PE545, PE500, PE525, 950D, PE540D, SE350, SE270D, M380D, NS1750D, Innov-is 1850D embroidery machines and Babylock Aurora, Sofia 2, Verve embroidery machines. Packing List 1 x Embroidery Hoops in Total: Small Embroidery Hoop: SA431(EF61) - Embroidery Area: 1 inch x 2 1/2 inch (20x60mm)