Features: Sharp blades in cutting, offer smoothly cutting experience Replacement mat cutters blade is the nice way to cut a great mat is with a sharp blade Specifications: Material: Stainless Steel Color: Silver Size: the mat cutter blade is 39 x 17 mm, 0.3 mm thickness Package includes: 100 pcs mat cutter blades Notes: Manual measurement, please allow slight errors on size. The color may exist a slight difference due to different screen displays. Pointed items are included, please be careful when using and please keep them away from little