1) matel school badges/Company badges. 2) Made of matel. 3) the surface is covered by epoxy resin. 1.widely used for school , universities, secondary schools, primary schools, businesses, conferences and government departments as a logo.2. Technics:Part of the the surface is covered by epoxy resin.3.Design: Welcome supply your own design,customers' design are welcome. 4. Quality control:a. 100% ...