Fit for plan drawers architects, workshop, home hobbyists, joiners, cabinet maker, designers, white flexible plastic with black letters and leather-like black wallet,Feature with triangular scale ruler 1:10 1:15 1:20 1:25 1:30 1:33 1:40 1:50 1:75 1:125.Length: approx 19cm/7.5-inch.Designed for durability, this architect ruler is perfect for lasting use. There are 5 Blades and 6 Blades scale ruler for option, the website price is for 5 blades ones