Weight: approx. 12.8 oz.Upper: 1-piece upper offers a second-skin-like fit. Gilly straps on the medial and lateral side integrate with the forefoot laces to help stabilize your foot. Padded collar enhances comfort around the ankle.Midsole: Lunarlon foam midsole follows the contour of your foot for plush comfort. The midsole is built up on the lateral side to help stabilize your foot during side-to-side movement. Max Air unit in the heel cushions each step.Outsole: Outsole material wraps over the toe on the medial side for added abrasion protection when sliding.