These Sparco K-Pole kart boots are made in certain sizes for children and offer style and comfort at an excellent price. The medium size design features a perforated microfiber upper that allows air circulation and makes your feet fresher and more comfortable. It offers a level of fit and comfort that is usually only found in more expensive boots. Specific size for children. The perforated upper allows you to breathe to keep your feet cooler and reduce sweating. Redesigned heel to reduce fatigue and improve grip. The high-tech rubber sole provides optimal grip and feel on the pedals. K-Pole kart boots are available in various eye-catching colours and in a modern design. In addition to the performance features listed above, these boots feature a heel bellows that help adjust and improve comfort. The external adjustment system provides a tight and secure fit.