Product details:

fabric-and-synthetic Rubber sole GO THE DISTANCE - A secure, structured shoe ideal for long-distance trail runners; Trail Rocker2 sole promotes natural "outer heel to inner toe" support so you can go farther without fatigue BREATHABLE - AirMesh pairs up with an innovative TPU skeleton to allow greater airflow, reducing moisture and heat buildup TOTAL CONTROL - Aggressive lugs combined with FriXion rubber and Trail Bite heel provide all-terrain traction and grip, even on wet surfaces; Impact Brake System for quick stops and downhill control COMPLETE PROTECTION - FlexGuard inserts in the upper and shock absorbing MEMlex EVA and 2.4 mm LaSpEVA protect the foot and ankle; Midsole cushioning supplies added comfort SPECIFICATIONS - The Akyra Mountain Running shoe has a stack height of 25 mm at the heel and 16 mm at the toe (9 mm drop); Weighs 11.35 oz (330 g) The Akyra is an aggressive, stable mountain running shoe inspired by the structural concepts of origami. 3-layer upper construction creates an extremely breathable sneaker that still offers ample support and structure for serious athletes. La Sportiva's Impact Brake System allows you to stop and turn on a dime, even on steep or rocky terrain. FriXion rubber is super grippy, which means these running shoes can keep up in any weather. Aggressive lugs deliver better traction, so there's no where you can't go. br