Numbering Design: The fire extinguisher seal is laser printed with a default serial number displayed in black letters, convenient for recording information during use. The total length of the stamp seals is 9.8 inches (250 mm). Tamper Proof: Numbered zip tamper seals are single-use and each has a unique serial number. Pull tight plastic tags cannot be reopened once locked. 1000 pieces of self-locking stamp seals are included to meet your needs. Quality Materials: Plastic security tamper seals are made of durable plastic material, resistant to aging, corrosion, and offer good resilience. Numbered zip seals are ideal for tool kits, providing secure closure without being overly difficult to break. Easy to Use: Pull-up ties can be easily torn off by hand in emergencies. Self-locking design allows for hand operation and adjustable length. Plastic security tamper tags are designed to save time and meet practical needs. Wide Application: Numbered tamper seals are suitable for fire extinguishers, first aid kits, zippered bags, cables, clothing, luggage, hospital equipment, banks, duty-free shops, supermarkets, ID tags, sprinkler systems, tractors, and trailers. Common Uses: Pull tight seals are commonly used in retail stores for luggage, bags, shoes, and apparel as security tags. They can also be used on fire extinguishers, first aid kits, emergency exits, ambulances, and for securing bags during transportation. Single-use design with self-locking mechanism and adjustable length. Easy to remove by hand without tools. Total Length: 9.8 inches (250 mm) Color: Multicolor (4 colors: yellow 400 pcs, light blue 200 pcs, green 200 pcs, red 200 pcs) Material: Plastic Package Contents: 1000 x Security Tags (Removable) Note: The package includes only the items listed above. Light reflection and display differences may cause slight variations between the image and actual color. Measurement may vary by +/- 1-3 cm.