Crafted from nylon , it have strong wear resistance and durability, suitable for long-term football matchs and training. The spikes is sharply, which can increase the grip and stability of the football shoe on the grass. The screw makes it and replace shoe studs with simple tool. Suitable for various football field such as natural grass, artificial grass, and . The replacement football studs thread is 5mm and they are suitable for standard 5mm threaded football boot and are easy to use and replace.