Stiffness: Hybrid
Upper Material: Syn Flex
Closure: Hook-and-loop
Toe Patch Rubber: Xtreme Friction
Sole Rubber: Science Friction
Rand Rubber: R2 Rubber
Midsole: 1.8mm Polycarbonate
Profile: Neutral
Asymmetry: Significant

FEATURES

Patented Concave Sole
Downturned and twisted profile for power and precision
Stretchy and breathable tongue 
3D expandable molded heel for a versatile fit made with climbing grade rubber
Clutch Heel strap to control heel tension
Molded Power Upper with negative texture for durability and friction
Science Friction 3.0 rubber sole 
Vegan-Friendly