Flex Rating – 8 (1 Soft - 10 Stiff)

Cloud 9 Liner – Nitro’s most ergonomic Design ever

Patented Re/Lace Liner Locker – Easy and precise Liner lacing – all day long

Dual Zone BOA Fit System – This zonal fit system allows for a precise fit and tailored foothold. The system can be loosened or tightened effortlessly with the turn of the two BOA dials.

TLS Twin Lacing System – Nitro leading the pack with the TLS lacing system: Easy lace engagement and release, combined with the low abrasion of Dyneema® laces are the key factors of this highly reliable zonal lacing system. At the same time, the TLS features compact size and low weight while maintaining reliability.

ILS Liner Lacing – Eliminating heel slip and keeping your liner secured in the shell

Ortholite® High Cup Dual Density Footbed – More Support and Cushioning

Vibram® ECOSTEP™ Outsole – Vibram grip and traction with an eco-friendly approach. The rubber scrap generated by Vibram's production process is recycled to produce their ECOSTEP™ compound, made with up to 50% recycled rubber.

Air Dampening – Maximum Cushioning

Therminator Shield – Sole Insulation