Altra Superior 4.5 Trail Running Shoe - Men's
Altra Superior 4.5 Trail Running Shoe - Men's, What do you get when you improve on the already adventurous Superior? A lightweight, lightning-fast shoe you can trust on any trail. This certified speed-seeker is trail-ready with a MaxTrac sticky rubber outsole, the lightweight and responsive Quantic midsole, and the improved upper that's more locked-in and durable. Throw in improved breathability, better drainage, and a removable StoneGuard, and the Superior 4.5 is ready to blaze trail like never beforeMidsole: Quantic with InnerFlexOutsole: MaxTrac Rubber with TrailClawInsole: 6 mm Contour Footbed with removable StoneGuard, Upper: Seamless wrap-around engineered knitCushion: Low, Stack Height: 21 mmWeight: 8.9 oz / 252 g