Skechers GOwalk elevates the natural walking experience, allowing you to interact with and respond to practically any surface, while offering the additional benefit of real world protection. Innovative placement allows the GOimpulse sensors to move together and independently. Promotes a natural stride. Radically lightweight – No extra material, no extra weight. 360 Degree Responsive Flexibility – SKECHERS GOwalk flexes and twists. Sockless Walking – Integrated OrthoLite anti-microbial sockliner helps inhibit odor and prevent slippage. Roomier Forefoot – Extra space to reduce friction. Resalyte Midsole – Proprietary lightweight midsole compound provides impact absorption. Nearly seamless flexible upper with slip on front. Stretch center top panel for easy slip on fit. Pull on heel loop design. Soft smooth fabric shoe lining for easy barefoot wear. Weight: Radically lightweight 3.5 oz per shoe based on a women’s size 6.5.