- Metaframe technology with synthetic composite boot
- Speedcore 1 stiffness making it lightweight and rigid
- HD microfiber liner with durazone abrasion protection
- Concave reinforced injected outsole with exhaust system
- 7mm felt tongue with embossed lace-bite protection
- Anatomical response footbed
- Speedblade 4.0 holder with speedblade stainless steel runner
