Pre order now - more stocks due end of May 2019 Overlocker Slip Reduction Mat. Cares for your work surface with soft cushioning and a thick base. The waffle grooves reduce slipping and the large work area disperses machine weight evenly and reduces vibration. It's also really comfortable on your hands when sewing. Dimensions 40 x 40cm. Features Sew Easy Overlocker Slip Reduction Mat