●Outer Material: Synthetic fiber ●Sole Material: Rubber ●Heel Type: フラット ●Closure: Lace-Up ●(Breathability) The upper of the shoe is knitted to eliminate the problem of stuffiness in your feet, and it has excellent breathability and quick-drying properties. You can wear it all year round ●(Anti-fatigue) Comes with air cushion, which absorbs the shock when you step on, providing a comfortable and elastic feel while providing strong cushioning and protection. Lightweight and comfortable sneakers ●(Durable and Non-Slip) The outsole is made with abrasion resistant and non-slip, so these versatile shoes can be used for running, jogging, walking, and other occasions