Concept X Harbor Grey / Cobalt / Energy Size:6.5 Here’s the part you can’t

Here’s the part you can’t see

while providing responsive feedback

Our signature midsole/outsole uses our tried and true Propelium™ compound offering the same great cushioning and rebound from the running shoes you love

engineered to deliver a luxuriously soft yet responsive foundation that helps you forget how hard the ground feels

Concept X Harbor Grey / Cobalt / Energy Size:6.5 Here’s the part you can’tTen years in the making, and 10 years ahead of its time, the APL Concept X truly revolutionizes the game of basketball. Taking everything weve learned over the past decade from research, design and development, we have brought something new and never before seen to further your journey in jump. Using state of the art construction techniques, newly develop compounds, and space aged materials we have once again shown what is possible in performance