Amazon.com: OLFA 17" x 17" Rotating Cutting Mat (RM-17S) - Self Healing 17x17 Inch Square Rotary Mat with Grid for Quilting, Sewing, Fabric, & Crafts, Rotates 360 Degrees, Use with Rotary Cutters (
Fiskars 4-Piece Rotating Mat & Trim Set - 8” x 8” - 18 mm | eBay