Precision and comfort for the alpine. The Aku Viaz GTX Men's Boot is designed for use under reasonably heavy loads on rough hiking trails/ rugged alpine ridges/ and via ferratas. The upper/ made of soft and supple suede/ incorporates Aku's Air 8000 technology for unparalleled breathability when you're humping a load under the Dolomite sun/ and it sports a Gore-Tex Performance Comfort waterproof membrane to keep your feet dry when/ in the course of 17 seconds/ dark clouds roll in/ obscure said sun/ and start turning the trail into a river. Regardless of trail conditions/ the Viaz's sticky and tough Vibram Nepal outsole will keep you from slipping around like a deer on a frozen pond/ and the speed lace hooks make it easy to dial in the right snugness. Details: Vibram Nepal outsole/Rubber rand/Lace closure with speed hooksBrand: AKUCategory: BootsColour: BlackManufacturer Style No.SE40TI3668