This four-pack of 12 x 12" Hi Tack Adhesive Fabric Support Sheets from Brother is for the CM100DM, CM250, CM350, CM350H, CM350R and CM650W ScanNCut machines. It is designed to be used with the optional Standard Mat for cutting. If you need to cut patterns without a seam allowance, the optional Iron-On Fabric Applique Contact Sheet may be used.