Description of Vasque Aether Tech SS Trail Running Shoes Designed for fast paced runners who need a light but protective shoe. A low-stretch, soft-shell upper reinforced with welded TPU and 30% recycled content PU nubuck keeps out fine debris as well as combats moisture and slop. Features: Upper: Softshell Fabric Midsole: EVA w/ high rebound heel and forefoot inserts Outsole: Vasque Aether Footbed: Dual Density EVA