Use these standard grip adhesive cutting mats to make clean cuts of items that might slip around on a smooth surface, like cardstock, pattern paper, embossed cardstock, heat transfer vinyl or vinyl. The adhesive firmly holds the pieces so you can make a clean cut and tear the material neatly off the mat with ease. Details: Gray with white grid 12" x 24" (30.4cm x 60.9cm) 2 mats Standard grip adhesive PVC, PET and resin glue