​Unique Metal Edge Design: Directly compatible with rotary cutters for precise fabric cutting ​3mm Durable Acrylic: Lightweight yet sturdy material for thousands of cuts. Dual-Tone Grid: Clear transparent + blue layer for visibility on dark/light fabrics. Multi-Angle Guides – 30°, 45°, 60° lines for diamond quilts or hexagon patterns. Craft Pro Essentials – Perfect for quilting, Cricut projects, or garment pattern drafting., Manufacturer: KEARING