Hi-Tech meets high impact in these durable, performance-based Asics Tiger training shoes. The patented design of this synthetic goes from cardio class and weight workouts to strolls in the park. Expertly blending natural and synthetic materials, this shoe possesses an incredibly lightweight, flexible construction. A soft interior mesh lining delivers maximum air circulation from the tongue to the vamp and the heel loop. The synthetic and rubber make the Gel-Kayano Trainer Knit by Asics Tiger the ultimate shoe in both comfort and style.