The upper is made of mesh fabric, which is matched with artificial leather on both sides of the shoe to provide good support. the sole is made of ultra go for better cushioning and slows down the impact of each step. l-shaped logo on the side of the sole for a detailed texture. the upper is made of mesh fabric, which is light and comfortable. one-legged design for easy wearing. upgraded air cooled goga mat breathable insole provides better breathability inside the shoe, keeps the shoe dry and provides good resilience and cushioning for your feet. insole adds ortholite anti-mold anti-bacterial technology to effectively reduce odor.