JUNE TAILORQuilter's Cut'n Press is two sided. One side has a grid rotary mat with permanent angles and bias lines; other side is a cushioned 1 inch grid pressing surface which enables you to square during pressingadditional grid features provide bias angle circle markings and bold center lines. Convenient handle. Overall area measures 14x21; Pressing surface measures 12x18; and cutting surface is 12x18.