INNOVATIVE TECHNOLOGY IN A CLASSIC DESIGN - THE BLACK DIAMOND MOMENTUM LACE CLIMBING SHOE. With these shoes, you can focus on learning proper technique rather than thinking about how much your feet hurt. The Black Diamond Momentum Climbing Shoe features a perfect balance of comfort and performance so you can learn to climb in comfort. The unique knit upper improves breathability without sacrificing durability, while the molded NeoFriction rubber sole increases longevity and ensures traction on the greasy footholds. FEATURESNeutral, flat last for vertical climbing and all-day comfortEngineered Knit Technology upper provides exceptional breathability and comfort4.3mm rubber is built for durability and molded for optimal consistency and performanceSoft flex midsole for added sensitivity and comfortLace entry for fit adjustability