Krafters Korner Craft & Hobby Cutting Mat is perfect for frequently use without lose its self-healing properties. Can be cut and slashed with rotary cutter, exactor knife or other types of blades constantly without showing marks or cutting lines. Super hi-quality, double-sided non-Slip mat. Different printing on sides, one side metric, one side in English system. It will quickly recover its flat shape even if you fold it in two or roll it up for days, can be stored easily and portable to your school or workplace.