About this item BEST USED FOR - Topo Athletic Men's Ultraventure 3 is a cushioned trail runner and speed hiker built for long miles on light to moderate terrain; COMFORTABLE AND SECURE FIT - Ultraventure 3 features a recycled engineered mesh upper for a comfortable and secure fit; 5MM DROP - A new 35 x 30 mm platform delivers even more cushioning and protection underfoot, with an increased toe sweep for a fast transition and smooth ride; VIBRAM XS TREK EVO OUTSOLE - The updated Vibram XS Trek EVO outsole design offers more pliability and weight savings with excellent multi-surface traction; GREAT ADDITION TO THE TRAIL COLLECTION - Durable and rugged features are paired with Topo Athletic's signature lightweight construction and roomy toe box for the ultimate natural running experience;