Madshus Hyper U Boot Size:44 On top of this the

On top of this the last two front points have a double angulation to maintain bite when descending or traversing sideways

Thinsulate™ and MemBrain® Softshell technology keeps you warm

When you reach the top of your toil

Polypro Active wicks sweat from the skin

30 cm replacement straps for all current MSR® PosiLock™ bindings (not for PosiLock AT bindings) and all pre-2010 snowshoe bindings

Madshus Hyper U Boot Size:44 On top of this theThe Hyper U Ski Boot delivers the performance needed to excel at skate, classic, or pursuit cross country ski racing. The Hyper U has the hinged cuff and rearfoot stability of the Hyper S for skating and the supple forefoot flex of the Hyper C for classic striding. Add RevoWrapTM and Membrain softshell to the race fit to provide stability and waterproof breathability and you have one boot to do it all. TECHNOLOGY: REVO WRAP: RevoWrap construction