Detailed Product Description button, button badge, tin buttonUse:Matel craft,Souvenir.Promotional gift,etc.Material:TinSize:Dia 40 x Thk 4 mmCraft:PrintingPlating:/Attachment:Butterfly Clutch / Safety Pin/MagnetAdvantage:Mature craft,good service,fast sample supply.Welcome to sent us e-mail to get professional advice and other information.