Fredhome Adjustable Clip Strap Frame Corner Clamp for Woodworking Picture Framing Art Craft Material: Plastic + Steel + Canvas Canvas Belt Size: 4 m /13.1ft, Easy adjusting with quick-release levers This even pressure band clamp will support a multitude of shapes rectangular, round, polygon and square. Holding it Securely in place whilst enabling even pressure on all sides whilst the bonding sets Corner Clamp mainly for Picture Frame, Cupboard, Drawer or any odd shape