BOA® Snowboard Boots for Men.Features include:Dual BOA® Fit System with Multi-colour H4 Coiler Dials, Vibram® outsole, Response Liner III, Insulation:3M™ Thinsulate™ insulation, Aerotech ventilation system, Moulded IMPACT-ALG insole, Internal ankle harness, Leather tongue overlay, BOA® Silver SS Laces, Flex Rating:10/10.Composition:Upper:Synthetic / Lining:Textile / Outsole:Eva.