Lightweight with superior protection the Smith Optics Session MIPS features the innovative Koroyd® impact absorption system. This manages impact forces more efficiently with less volume compared to traditional materials. Combining this with MIPS gives you superior protection without sacrificing comfort on the bike.Smith have designed the Session helmet for all-mountain riders that demand the balance of style, protection and ventilation. Koroyd is featured in strategic, zonal impact areas giving riders the confidence they need to charge harder. The top of the helmet has massive airports which combine with internal air channels to allow for maximum airflow and ventilation. The Session features channels on the front of the helmet for easy eyewear storage, and the three-position visor rotates high to allow for goggle storage.Key Features:Protection - Lightweight AerocoreTM in-Mold Construction Zonal ventilated protection featuring Koroyd® Integrated skeletal structureMIPS system available