Premium Material: The Triangle Nail is made from high strength steel, ensuring wear resistance, durability, and long term use even in outdoor conditionsWide Application: The Heavy Duty Triangle Nail is ideal for use at parking lot entrances, residential walls, and commercial building perimeters to restrict vehicle access and enhance securityEffective: Designed with sharp spikes to efficiently deter unauthorized vehicles from entering protected areasEasy Installation: These spikes can be flexibly arranged according to specific needs and are adaptable to various terrains, making installation straightforward and easyPackage Includes: 30 Triangle Nails Size Chart: Height from ground to tip 2.5cm/0.98inch Package Includes: 30 Triangle Nails Note: Please allow slightly errors due to manual measurement and different monitors. Note: 1. Please allow 1-3 mm error due to manual measurement and 1-3g weight error make sure you don't mind before ordering. 2. Due to the lighting of the photos and the difference of monitors, the pictures may not reflect the actual color of the real item. Please make sure you don't mind before ordering, thank you! About Shipping: 1.please pay attention to your delivery address such as: name, street, house number, doorbell/email without name, etc. is correct, or the order will not be delivered correctly. 2.All items will be shipped within 3 business days after the payment is received. Most times you will receive them within 8-12 days then. The specific delivery time is depend on circumstances. 3.During the shopping process, if you have any questions, please feel free to consult us, we will reply you within 122 hours Hope you have a pleasant shopping experience!