GO! Cutting Mat by AccuQuilt. This 10Wx10H inch mat works with both the Go! Fabric Cutter and the GO! Baby Fabric Cutter (both sold separately). Compatible with 6-1/2 inch Triangle Die; 6-1/2 inch Square Die; 8-1/2 inch Rag Square and 6-1/2 inch Tumbler Die (each sold separately). Specially formulated cutting mat that is part of the precision system that makes the AccuQuilt GO! Fabric Cutting System so efficient. Avoid extreme temperatures-intense heat or cold may cause mat damage or to become brittle. Keep out of direct sunlight. Imported.