Seamless knitted Upper: Soft and strech texture provides ultimate step in comfort and a plush breathable sock-like fit.Unique Bulbous Shape Equipped with Single-layer Curved Collar: Paired with elastic stopper, provide perfect instep fit, easier to put on and off.Perfect for Hiking : TPU fender effectively protect toes and heels from external collision and abbrasion. Thickened EVA & rubber sole is built for balance, traction and responsiveness on unpredictable terrain.Soft & Elastic Ortholite Cushioning Insole: Specially designed insole promotes air circulation to keep your feet dry and helps to improve blood circulation in the feet.