Check the listing for details. 500 Plastic Tamper Seals Numbered Zip Ties For Fire Extinguisher Pull Tite Secur. Color: Red, Condition: New. Listed at 49.95 USD. Security Seals Tamper Proof Self Locking Pull Tight Plastic Seal Red 9.84inch Pack of 500pcs Signage Security Tags for Logistics Luggage Transport PRODUCT INFO:MATERIAL - The security seals are made of high density polypropylene for greater durability. Laser imprinting, clearly and never fade away.LENGTH - The security seal is 9.84 inch(250mm) overall length and all-plastic one-piece construction. You can cinch-up the seal according to your specific size requirements.EASY APPLICATION - Pull up seals and self-locking - no tools required; Once inserted permanently blocked, dateless and very safe. Require a cutting tool to remove.WIDELY USED - The security tag seals are widely used for airline cargo, bank and postal, courier services, clinical waste management, warehouses, fire extinguisher and fire safety, dining car, luggage and apparel, logistical service, valves voting box and other applications requiring high pull strength.