Flex Rating – 6 (1 Soft - 10 Stiff)

Flex Link Design – A flexible panel at the ankle between the upper and lower shell ensures an even-flexing, responsive boot without bulk.

Cloud 5 Liner – Ultra-lightweight pre-molded Thermacell material creates a straight out of the box fit with unstoppable comfort. Nitro's signature latex heel pads provide lifetime heel fit, while the clutch tongue makes boot entry and exit easier.

ILS Liner Lacing – The ILS system uses a lacing harness to snugly wrap around the liner and secure it in the shell for a precise fit. Engineered ILS laces provide less friction and have a Dyneema® core for added strength.

RE/LACE Liner Locker – From the innovators at Nitro R&D comes the RE/LACE liner locker, providing easy adjustment of your inner boot lacing without having to untie your boot.

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.

Solo OrthoLite® Footbed

EVA Outsole – EVA Outsoles keep the weight low while also providing great impact absorption and thermal insulation.

Rubber Impact Panels