Total Length: The disposable numbered security seal has a total length of 246mm. It features a one-piece structure with a tamper-evident pull-tight design and adjustable locking length. Premium Material: Made from high-quality PP plastic, UL approved, eco-friendly, durable, and resistant to breakage, cold, heat, aging, and corrosion. The seal does not fade and offers insulation properties. Break-off strength is 30 lb, withstanding temperatures from -40°C to 130°C. Flame retardant rating: 94V-2. Safe & Convenient: Single-use, tamper-evident seal design. Pull tight for immediate security. Easy to use—automatically locks and can be manually cut. No tools required for application or removal. Laser Printed Number: Each of the 100 seals features a laser-printed consecutive number. Numbers are non-repeating, clear, and permanent. Application: Suitable for fire extinguishers, trucks, cables, storage control, postal parcels, and meters.