Fiskars Self-Healing Cutting Mats are high quality for sewing, quilting, scrapbooking and more. Use them with rotary cutters and rotary blades. Store flat away from sunlight, heat or cold. They clean up easily with warm water and mild soap. Folding 18"x 24"- Folds for easy travel and storage. Maintains cutting quality across fold line, self-healing surface prolongs blade life and durable 3-layer construction protects work surface. Surface has easy-to-read grid lines for quick alignment, and 30, 45 and 60 degree bias lines. Non-slip backing builds friction underneath the cutting surface to reduce slipping.