This Product Ships Free. Map out your plans with precision using these premium Freeleaf® Hex Grid Pads. The ‘honeycomb’ 1/2" hexagonal grid pattern is a versatile format for a variety of uses, including chemistry, mathematics and engineering, design and sketching, game-mapping and creative world-building, or general note-taking and planning. The left annotation margin is useful for calling out key points. Set of 2 pads.