Ideal shoes for fast hiking, they are ultralight and unstructured, perfect for adapting to different paces and speeds. They guarantee technique, grip, and maximum lightness. Upper made of polyester with high-strength polyamide thread. Outsole 30% lighter thanks to VIBRAM®'s Litebase technology. It is recommended to buy half a size smaller than your usual size. Fit and cut: Asymmetrical lacing that follows the anatomical shape of the foot. The Heel Lock system helps prevent heel slippage and blister formation. Technologies: Add® – a range of solutions based on the asymmetries of the feet to ensure a perfect fit. Ortholite® – lightweight and breathable insole for better walking comfort. VIBRAM® – sole with Megagrip material, equipped with Traction Lug technology that increases grip by 25%, and Litebase technology that reduces the overall weight of the sole by 30%. Heel Lock – system for securing the heel for a perfect fit.