Dual Protection -- With dual unique security seal number (bar code) for product security identification and inventory. Has “VOID” marks, for visual and physical proof of tamper - tamperproof
Easy to Use -- Press the sticker with your finger after attaching the sticker, and then tear it apart after a while
Material -- Silver PET（Polyethylene Terephthalate） printed by hight quality resin ribbon, waterproof, oil proof, alcohol resistant, scratch resistant, no fading
Compatible With Most Surfaces -- Stick on packages you want to secure. Mostly applied on local and international couriernvelopes, boxes, doors, plastics, and wooden materials.
