Lowa - Solera Lo Lady (Silver) - Women's: A lightweight and ventilated speed-walking shoe. Open mesh breathable uppers. Mesh fabric has an injected, plastic support frame for cushioning and comfort on hard surfaces. Bi-injection, shock-absorbing PU midsole provides a heel counter for stability. Built on an exclusive Lowa women's last for optimal fit and comfort. Sure-grip Vibram CXT Pro outsole. Weight: 1.35 lbs. (per pair). Vibram CXT Pro: ; Lightweight TPU material provides durability, excellent flex characteristics, and stability. PU midsole is lightweight and holds its cushioning characteristics longer than EVA. Tread pattern is similar in design for use in trail running, with a forward directional lug pattern and dual density material (harder on the outside rim, softer in the central areas).