Pelagichain Steel Wire Security Seals are a reliable solution for protecting high-value cargo, shipping containers, trucks, and warehouse equipment from theft and unauthorized access. Each seal features a self-locking plastic head with a unique laser-engraved serial number, making it impossible to reuse or tamper with without leaving visible damage — giving you complete peace of mind throughout the supply chain. Constructed from heavy-duty galvanized alloy steel cable paired with UV-resistant yellow plastic, these seals hold up against harsh weather conditions, corrosion, and extreme temperatures, making them well-suited for demanding outdoor and industrial environments. Our Length is 16.8inch（40cm）which longer than the general length size 11.8inch