Women's Pure Elite 90 GW Ski Boots W27 The Jetpilot C4 Mens Life Frame Lens:Tom Birch Lumalens Silver Ion w Lumalens Flash Blue Lens The Jetpilot C4 Mens Life Jacket JB ONeil Edition features such as the rope holder and holders for an ice axe Full Power Data driven Generative Design minimizes boot wall thickness for the most effective use of material to reduce weight and enhance power transfer Better Skiability response and control Optimized Rebound and Response Asymmetric Dual Core Cuff combines softer plastic to wrap the lower leg with harder plastic where needed for support and power transmission for optimized performance and fit Adjustable Flex A simple rear spine adjustment provides an adjustable flex range of +5 to 5 for customized power