The mount k is a high-quality and lightweight starter helmet that incorporates many proven technologies from professional sports. Features: In-mould for a durable connection with the outer shell with shock-absorbing material (eps) high visibility due to bright reflectors good ventilation with 5 air inlets and 10 air outlets connected with flow channels zoom evo: adjustment system with 2k full head ring is hard-wearing and malleable for optimal stability and comfortable fit lower edge protection: also protects the helmet from external influences fly net for protection against insects