1000pcs serial number sticker warranty seal bar-code security label numbered product line void left removal proof tamper evident cover

serial number: each labe is uniquely numbered, never repeat, enable you to recognise your product easily. material: pet metalized silver polyster with strong back glue, void left after peel off, removal proof, tamper proof, waterproof, tear resistant. purpose: tamper evident, can't be resealed, self voiding, for important documents or electronic devices etc. original genuine anti-forgery instruction. refund guanantee: full refund will be made if the color or size or printing content or anything is not the same as we promised, just send us clear ps to prove it. we love our customers by trying out to do everything correctly and better than expected..syi