Compression toe box made with our NEW XF rubber. 3D expandable heel with XF rubber. Xtreme Friction rubber is our newest and stickiest formula. Patented Concave Sole. Downturned and twisted profile for power and precision. Low profile and pointy toe box. Stretchy and breathable tongue. Arch Flex for support and a better fit. Low Volume version offers a narrower toe box, smaller heel cup, and a lower profile. Vegan friendly