Numbering Design: The 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 for one-time use and each has a unique serial identification number. Pull-tight plastic seals 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 with good resilience and resistance to aging. Numbered zip seals offer reliable security while remaining practical for everyday use. Easy to Use: Pull-up ties can be easily torn off by hand in emergencies. Self-locking design with hand-tear functionality, simple to operate with adjustable length. Plastic security tamper tags help save time and meet various needs. Wide Application: Numbered disposable tamper seals are suitable for tool kits, zippered bags, cables, cloth, bags, hospitals, banks, duty-free shops, supermarkets, ID tags, sprinkler systems, and trailers. Pull-tight seals are commonly used in stores selling luggage, bags, shoes, and clothing as security ties. They can also be used for emergency exits, ambulances, and securing bags during transportation. One-time use with self-locking mechanism and adjustable length. Easy to tear by hand without tools, saving time. Total seal length: 9.8 inches (250 mm) Color: Yellow Material: Plastic Package Contents: 1000 x Security tags Note: Light reflection and different displays may cause slight color variations between the image and the actual item. Measurement may vary by +/- 1-3 cm.