Used ASICS Men's Gel Nimbus 22 Running Shoes Size 11.5 Blue 11.5:Sheet Rock Black Our Pure Vent System amplifies airflow VCBV2 30 27 MAP21 Our Pure Vent System amplifies airflow throughout padded areas while the Motion 360 mesh incorporates variable stretch materials in critical areas allowing for unrestricted shoulder and torso movement small part of the connection piece is broken off Worn once (see pictures) Synthetic and mesh Made in USA or Imported Rubber sole Rearfoot and Forefoot GEL Technology Cushioning System Attenuates shock during impact and toe off phases and allows movement in multiple planes as the foot transitions through the gait cycle