DRITZ-Fons & Porter Hexagon Ruler. This nifty ruler is designed to gut hexagons that finish 2in to 6in tall and half hexagons that finish from 1in to 3in. Features: coordinates with both the Fons & Porter Triangle Ruler and 60-degree Diamond Ruler (not included); this ruler does all the math for you; easy-to-understand directions printed on the ruler and easy-to-understand instructions with photos and ideas for combining hexagon and related shapes are enclosed. Ruler is clear acrylic with black and yellow markings. Ruler measures : 6-1/2x7-1/2x1/8in. Made in USA.