... iron, brass, stainless steel, stainless iron, zinc alloy, tin, Aluminum* other material: PVC, ABS, PP ... 4c, full color, Pantone color* printing with 20 kinds of design without extra cost* ... adhesive sticker* VelcroPacking:* 1 piece in a bag* or as requiredMOQ: 500 piecesSample:* existed ... pin, round badge, round pin, custom badge, custom pin …Usage:*To display and promote company, activies and issue* ...