Combining a curved, asymmetrical last with a slightly softer construction and thinner sole for enhanced flexibility and sensitivity, the Scarpa Instinct VS is the cornerstone of our Performance linean all-around shoe that handles a variety of styles at the highest level. Bi-Tensionactive rand provides maximum toe power Strategically placed Vibram® XS Edge in the forefoot and XS Grip 2 in the heel Floating power strap enhances fit and provides power Rubber toe patch provides maximum toe hooking power Perfect for bouldering, sport climbing, and technical face climbing Weight: 230g; 8.1oz (1/2 pair size 40) Upper: Microsuede & Leather Midsole: Flexan 1.0mm Outsole: Forefoot: Vibram® XS Edge (3.5mm); Heel: Vibram® XS Grip2 (2mm) Last: FVModerately Downturned, Moderately Asymmetric Profile: Moderately Downturned Symmetry: Asymmetric Closure: Strap Primary material: Synthetic Sole rubber: Vibram® XS Edge, Vibram® XS Grip2