Flex: 7 - Versatile (medium-stiff)

Powerlace Pro Soft & One Pull Quicklace: Adding fluidity to power thanks to its all-new blocking system, the Powerlace Pro Soft has all the benefits of the Powerlace Pro. With the One Pull Quick Lace, all you need is one pull from the handle and the lace locks automatically. To unlace just pull the lace forward away from you and the lace pops free from the locking mechanism, loosening the liner.

Fusion Low: A radically new construction, which redistributes the EVA and rubber compounds. Features a hidden midsole, and an EVA forefoot window foa unique low profile look. 16% lighter, with maximum shock protecting ADIPRENE compound.

Autofit Self 2: The combination of Self 2 Reflex & Autofit! All the Self 2 properties combined with the self-molding foam of Autofit. Integrated Active Tongue: A PU inserted tongue customizes your fit in the simplest way possible; the more you tighten your laces, the stiffer your boot flex becomes.

Aerogels Insulation: Aspen Aerogel is part of a unique family of materials called nanoporous solids or frozen smoke. Used by NASA and gas companies to insulate deep Alaskan pipelines, it’s as tech as it gets.