The Shark 3 HV is engineered for climbers seeking a high-performance shoe with a precise, customizable fit, this climbing shoe combines advanced technology with high quality materials. Adjustable elastic band system inside the shoe allows the volume of the instep to be fully adjustable. Compression-molded toe box features Science Friction 3.0 rubber on the bottom and Xtreme Friction rubber on top for enhanced grip and durability. Great, versatile performance shoe from Mad Rock. Patented concave sole offers improved grip and stability on various surfaces Patented 3D expandable hooking heel made with climbing-grade rubber Arch Flex technology delivers superior support and a better fit Neutral profile ensures a wide range of motion, perfect for various climbing styles Stretchy and breathable tongue increases comfort during extended use High volume design with a wider toe box, bigger heel cup, and a boxier profile Vegan-friendly construction Technical Details Stiffness: Hybrid Upper Materi