The perfect all-rounder: Sporty entry-level helmet with a durable combination of EPS and PC shell. Individual fit due to the Zoom Ace adjustment system with a precise control dial. Visor included. High wearing comfort when touring on the bike: Fully enclosed, connected plastic ring ensures a perfect fit thanks to the intuitive adjustment wheel. Balanced ventilation system: Good air circulation with 5 air inlets and 8 air outlets - ideal for this type of helmet. Technical details: Unisex helmet for adults, weight 280 g, colour silver, size M = head circumference 52-58 cm. Safe, reliable and stable. That is what the name ABUS stands for. Whether it is protection at home, object security or mobile security: ABUS sets the standards.