Key Features:

• 1:1 Lasting - Means a specific liner, shell and footbed is created for each full and half size.
• Moldable Liners - Made from advanced memory foam, moldable liners adapt to your foot shape over time or can be treated in-store for an instant personalized fit. 
• Asym 3F Design - A unique asymmetric boot design co-developed with BOA® that generates optimal support and flex while reducing foot fatigue and cramps.
• Articulating Flex Zone - The upper boot cuff is asymmetrically connected to the lower boot, allowing the ankle to flex naturally and providing support without shell distortion

In-depth Tech Specs:

• Single BOA® H4 Dial - A single H4 BOA® dial located on the the tongue tightens a steel lace across the entire shell. It's the quickest, simplest way to close and release your boot. H4 dials allow for fast and smooth operation even in mitts
• Bronze Liner - The Bronze liner has an integrated lacing system securing your foot in place, helped by the low profile sliding lace lock. It's heat moldable for a custom fit and features more volume around the ankle to prevent heel lift. Trademark custom flex zones improves toe movement while 8mm PE foam guarantees excellent overall comfort.
• 3D Single Density Insole - Anatomically designed to cradle your foot and constructed from a single piece of comfortable EVA.
• Gravity Outsole - Constructed from a single piece of bombproof and lightweight EVA the Gravity outsole delivers great cushioning underfoot and a tread pattern that's similar to higher-end boots