Inov-8's original CrossFit shoe can be used for sprinting, weightlifting, rope climbing and gym work. Snug-fitting and low to the ground, the Inov-8 F-Lite 230 training shoe features a lightweight synthetic mesh upper that offers lightweight, breathable coverage. TPU Lacing System uses lacing supports for a strong, lightweight and secure fit. 3mm footbed offers additional underfoot comfort. Performance Last is a close fitting design for a snug fit and optimal performance. 2 Arrow Shoc-Zone™ provides moderate underfoot cushioning and a 6 mm heel-to-toe drop. EVA midsole adds cushioning and flexibility. Dynamic Fascia Band running from the heel to the forefoot acts as a rigid lever arm, releasing energy with each step. F-LITE™ outsole with Sticky Rubber gives optimal performance and maximized grip. Removable insole. Wt. 7.9 oz.