The GR:V® is a 85x55x3mm Perspex card pocket tool used by artists, designers, mathematicians and nature lovers for judging and seeing golden ratio proportions. The GR:V® is manufactured in the UK by a reputable, expert printmaker using traditional, craft gold foiling methods on contemporary material.
The tool features a Fibonacci spiral and grid in shining gold foil effect, gold on the front, silver on the reverse, on crystal clear Perspex, with a glowing green edge that gives a sophisticated appearance of glass.
A practical tool with enormous aesthetic appeal. Fits in your pocket, looks cool on your desk, feels good in your hand.