UPPER Made in Hypertex Air, a new technical material consists of aparticular honeycomb structure in expanded foam that provides the foot the highest levels of ventilation, lightness and softness. The outer fabric with high resistance to tearing guarantees the necessary durability of the shoe even in the most extreme uses. LACING The shoe is immediately wrapping but at the same time it’s comfortable. Extended Lacing down to the toe taken from the world of climbing, for maximum customisation and a comfortable fit. SOLE The APR-01 sole has a medium density compressed EVA midsole with solid and compact look. The outsole is made in SUPERGUM technology, a compound able to combine an extraordinary grip and durability. The large climbing zone offers excellent sensitivity, grip and accurate precision.