* PRIME QUALITY MATERIAL This scale is constructed with lightweight plastic material which is easy and handy to be put into your school bags or on your desk. It is made of prime quality templates with clear printing. * PACKAGE INCLUSIVE The pack contains a set of 4 scales with 1 piece of a pro-big circle with 25 circles, 1 piece of hyperbola, parabola template, 1piece of geometry template(16 shapes), and 1 piece of circle master template with 35 circles. * IDEAL FOR EVERYONE These drawing instruments are ideal for plan drawers, architects, workshops, toolbox, home crafts, hobbyists, draughtsman, joiners, cabinet makers, card making, modelers, and graphic designers.