Features of the Black Diamond Women's Technician Shoe EnduroKnit is a one piece breathable, durable knit Upper BlackLabel-Mountain rubber is High Performance sticky rubber Rubber toe protection Tuned EVA Midsole for stiffness and comfort Toe shape and Upper construction ideal for Technical Climbing Lightweight half-bootie tongue allows easy on / off at the crag Graduated Fit system for lockdown Lightweight, molded TPU midfoot strap and lace lock Multiple webbing loops for various tagging options