●TPU studs - thermoplastic polyurethane studs (100% TPU). Made and produced in Spain. ●Suitable for artificial grass (AG) – these interchangeable rubber studs are suitable for use on artificial grass pitches. ●14 stolles - contains 14 pieces. Plastic plugs: 2 sets of 4 pieces. 6mm for the front of each boot plus 1 piece. Replacement and 2 sets of 2 pieces. 9 mm for the back of each boot plus 1 piece. Replacement part. ●Colour translucent red - made of TPU with high wear and abrasion resistance, while reducing the weight of the football cleats. ●Compatible with shoe predator, X, COPA football boots except World Cup and Kaiser models. Important: not compatible with Mercurial, Tiempo, Premier, Phntom, Future, Ultra, King shoes.