Hisago Anti-Tamper Seal Envelope, Long Size No. 3, 4 Sides, OP2425, 1 PK

Catalog number: OP2425 Features: ●When the sticker is peeled off, the word "VOID" appears, so you can tell that it has been opened. ●Even paper envelopes will not be damaged when opened. ●The size is perfect for sticking to a long envelope of size 3. ●If you do not need the word "VOID" after opening, you can rub it off with an eraser or something similar. Uses: ●To prevent questionnaires and application forms from being opened when returning them. Specifications: ●Height (mm): 148 ●Width (mm): 105 ●Color: Silver ●Thickness (mm): 0.15 (Label only thickness (mm): 0.10) ●Gram weight (g/m2): 176 ●Paper size (mm): A6 (105 x 148) ●Label size (mm): 20 x 110 Material/Finish: ●PET Caution: ●Cannot be used with paper for inkjet printers. ●Cannot be printed on this product. ●Cannot be attached to leather, wood, curved surfaces, or uneven surfaces. ●The sticker will set over time. Please wait a while before peeling it off. ●This product does not guarantee that its use will prevent any kind of peeking or tampering.