... . 3.material: adhesive paper, PVC, PET, silver or gol scratch-off security labeladhesive label, self-adhesive label, roll label, printed label ... serial number label, price tag, static label, fragile label, scratch off label, scratch label, hang tag, electronic labelstickerepoxy sticker, dome sticker ... ,computer3.medical treatment, home appliances,aviation,industrial product. scratch-off security label