Product size about : 6.35 mm (1/4 inch) Product color: As shown in the figure Product material:Hard steel product features: Package: The package contains 120 silvery running spikes and 1 spike wrench, which is convenient for you to replace the spikes. The quantity is enough for your daily use. High-quality material: These spike replacements are made of high-quality hard steel, Sturdy, rust-proof and corrosion-resistant, ensuring you long-term use. Easy to match with most running shoes, improve your running traction, flexibility and speed balance. Easy to use and replace spikes: The package contains a spike wrench. You can screw the pyramid running spikes into the shoes very easily, which is convenient for replacing spikes. It is very suitable for track and field, track and field, and cross-country running surface. Size: Length 6.35 mm (1/4 inch), tapered, increase the friction between the sole and the ground and prevent slipping, especially suitable for track and field sprinting, long jump, running, outdoor sports activities. Improve running ability: If you like running, climbing, or you are a golf sports enthusiast, these golf spikes will be of great help to you. This pyramid spike will increase the friction between the sole and the ground, which can prevent slipping and improve your running speed. Precautions: 1. As we all know , the different computers display colors differently, the color of the actual item may vary slightly from the following images. 2. If you feel difficult to choose the size, you can contact us at any time. We will give you some suggestions, but for your reference only. Shipment includes: spikes*120 wrench*1