Reebok One Trainer 1.0 - Women'sThe Reebok One Trainer 1.0 shoe is designed specifically for training. Synthetic and mesh upper provides comfort, fit, and breathability. Ortholite® sockliner adds cushioning and is removable to accommodate the insertion of orthotics. Carbon rubber in the heel offers durable traction. Forefoot flex grooves deliver flexibility and a more comfortable ride.