The mats have 2 different strengths, 3 different color with strong / standard and light grip,To meet more different Digital Cutting Machines, different materials,we have been working hard to test improvements let you complete more possibilities! Tacky surface - These multi-purpose mats are perfect for a wide range of medium-weight materials; including patterned paper; vinyl; iron-on; and cardstock. Different mats - The mats have 2 different strengths, 3 different color with strong / standard and light grip,To meet more different Digital Cutting Machines, different materials,we have been working hard to test improvements let you complete more possibilities! Usage - Use it for arts crafts projects,use for electronic cutting tools Keep it out off dust - Keep the clear film cover on the mat when storing to keep mat free from paper scraps and dust. 100% SATISFACTION - Please contact us for any questions. We will reply within 8 hours and help solve the problem until you are satisfied.