Brother s Patent-Pending Exclusive Hoopnetic Magnetic Frame features 8 magnets that help you hoop and embroider thick materials with ease. Say goodbye to fabric shifting and the need to re-hoop the fabric when connecting designs or embroidering large areas. Just slide the fabric on the frame for the next area to be embroidered and you re ready to use it with Brother XP1 and XP2 embroidery machine models.