Check the listing for details. 50Pcs Security Cable Seals 11.8" Numbered Anti Tamper Seal Self Locking Green. Condition: New. Listed at 33.36 USD. What is this?Single-use security shipping tags.Provide a high level of security through a locking mechanism, used to protect and tamper-proof items such as cargo containers, transport equipment, meters, and storage units. Widely used in warehouses, trucks, trailers, containers, cables, suitcases, luggage and shipping, and logistics field.What will I get?In the package of: 50 x Metal Security Cable Seals. These are in size: Wire Length: 300mm (11.8 inch), Wire Diameter: 1.8mm (0.07 inch), Tag Size (L*W): 26.5 x 12.4 mm (1 x 0.5 inch), Tension resistance: 1500N. The tag color is green, made of zinc alloy and ABS wrapping materials.Are there any advantages of the product?Disposable security shipping tags are made of durable steel wire for high strength and reliability to withstand harsh environmental conditions.