- Replacement studs made of lightweight aluminum, offering high durability and resistance to corrosion - Universal compatibility with most soccer shoes due to their 5 mm thread diameter - Conical design provides excellent traction on soft surfaces, minimizing slipping and maximizing mobility - Ideal for all types of playing conditions, from natural to artificial grass, and suitable for soccer, rugby, and other field sports - The package includes 12 pieces (8 of 11 mm and 4 of 13 mm) and a replacement key to facilitate installation and changing of old or damaged studs - Practical and efficient solution to maintain the optimal performance of your sports footwear