GINGHER-Self-Healing Rotary Mat With Grid is a high performance self-healing mat with the foundation for any quilting project. Have 2 cutting sides in different colors one is light blue and the other is green. This allows quilters to line up and cut all shades of fabric with ease. Highlighted squaring grids. These extra thick mats are durable and strong enough to withstand even your most demanding project. Size: 24" x 36".