The holy grail for speed hikers? Running shoeride, weight, technology with hiking support and protection. Carbide studdedBUGrip outsole provides traction on most every surface, but walks very normalon hard dry as well. Waterproof membrane upper and full gusset tongue to keepwet and debris out. Soft top collar gives more support than low cut, but allowsgreat mobility and speed. 3M reflective trim for added visibility on darkwinter walks. Strong heel and toe bumpers for impact protection and abrasionresistance.