Fabric: Synthetic upper fabric
Outsole: Step On® outsole
Fit System: BOA® fit system with H4 coiler dial and internal ankle harness
Insole: Impact-ALG insole
Insulation: 3M™ Thinsulate™ insulation
Closure:Zonal closure
Lining: Response liner II
Flex rating: 4/10
Other Features: Articulated construction
Composition Upper: Synthetic / Lining: Textile / Outsole: EVA