Through experimentation and expression, Y-3 transforms a running style for the new era. The Runner 4D IO shoes can be worn with the removable adidas Primeknit sock, or played up with an attachable sockliner and tongue. Revealed through a cutout on the forefoot, the midsole is fuelled by an innovative fusion of light, oxygen and liquid resin to deliver precisely-tuned cushioning.
Through experimentation and expression, Y-3 transforms a running style for the new era. The Runner 4D IO shoes can be worn with the removable adidas Primeknit sock, or played up with an attachable sockliner and tongue. Revealed through a cutout on the forefoot, the midsole is fuelled by an innovative fusion of light, oxygen and liquid resin to deliver precisely-tuned cushioning.
