pin badge 1.marterial :157 g paper 2.non-toxic 3. OEM service .Customized logos 4.best price ,quality pin badges,1.marterial :157 g paper 2.non-toxic3. Backside: safety pin or butterfly clutch4. Plating/finish: gold, nickel, copper, brass, matte finish and antique style finish5. Logo: according to customer's design, custom-made design and OEMMaterial:tin Both 2D and 3D effects are available , ...