Carrera cj 1 ski helmet juniors the carrera cj 1 ski helmet is perfect for when your youngsters hit the slopes designed with passive ventilation that allows for a constant flow of air to prevent overheating along with the carrera dry wave technology that helps pull moisture away from the skin to keep you feeling comfortable this carrera ski helmet also comes with an adjustable fit system that allows the helmet to be customised for the perfect feeling fit completed with the carrera branding