the all-mountain step on® boot for women. the felix step on with boa® is a medium-stiff all-mountain boot for women. it combines comfort and practicality at the highest level and is - as we women love it - super comfortable and warm enough to withstand arctic storms. in addition, the boa® system ensures a quick, effortless and precise adjustment. an all-round carefree package for ambitious female shredders who feel at home in any terrain.outer bootthe step on® backstay on the back of the boot provides extra grip between the boot and binding and is specifically designed for the step on® binding. the light rubber print transfers power directly from the boot to the binding, preventing premature fatigue. the firm and flexing 1:1 powerup tongue provides increased response with great rebound and durability. the vibram® traction lug outsole with ecostepâ„¢ rubber allows for an increased surface area for more contact points that provide optimal traction at a low weight.linerthe heat-mouldable imprint 3 liner features a hook-and-loop closure system with an internal lace-up closure for a snug fit and lightweight power panels for more response. dryride heat cycle lining captures, radiates and reflects body heat inwards to keep feet warmer while wicking away moisture.the slightly higher focus cuff increases heel stability by enclosing the ankle and providing improved response. plush cuff 1.0 hugs the calf with a combination of medial and lateral neoprene stretch zones and a super soft, warm and comfortable fur lining.lacing systemthe sequence boa® system guides the lacing over an inner spool for a snug fit and easy adjustment with the turn of the dial.