Fox Racing Youth V1 Helmet With MIPS - Kairos. Experience unparalleled protection and comfort with the Fox Racing Youth V1 Helmet With MIPS - Kairos, designed for young riders who demand the best in safety and performance. This helmet is engineered to enhance your dirt bike, motocross, and off-road adventures with cutting-edge technology and superior materials. Key Features: MIPS Added Protection System: Proven to reduce rotational motion by absorbing and redirecting energies and forces that would otherwise be transmitted to the brain. Adjustable Visor: Features breakaway side screws for easy customization and added safety. Lightweight Construction: Injection molded polycarbonate and ABS shell designed to disperse energy in the event of a crash. Precise Fit: YTH V1 comes in one shell size and two EPS sizes to ensure a snug and secure fit.