the polycarbonate model with two shell sizes. excellence helmet for long distance riders. vents and spoiler for great ventilation in any helmet position on the motorbike. visor with lock system mechanism. anti-scratch visor with fast removing system. includes pinlock original system to ensure maximum fitting. inner linning anatomical for a better commodity and comfort and washable. features: - aerodynamic design - vents device - micrometric buckle specifications: - 2 sizes outer shell - weight: 1750 gr. technology: pinlock: - pinlock offers a fantastic solution against shield fogging. fogging can easily occur because of the difference in temperature inside and outside your helmet and your moist breath.the pinlock insert absorbs moisture on the inside and offers you continuous clear visibility. max: - mt helmets introduces 100% max vision