Make measuring and rotary cutting easy with this 360° rotating mat! Has 1/2" grid with centering measurements and 30°, 45°, 60° angle lines. Cutting surface with "memory" bounces back after cutting. Includes a 4" x 14" ruler that has 1" grid with 1/8" incremental markings and 30°, 45° & 60° angle lines and a 45mm rotary cutter with a pressure-sensitive cover and safety lock with light/heavy-duty cutting settings.