Two-color textured synthetic upper, strong and durable, tensile resistant lining, thickened heel and collar lining, comfortable to wear, two-color molded rubber outsole, comfortable and non-slip, outsole sewn to the upper to improve durability. The adjustable strap is lined with Heat Gear. The insole is made of two layers of 4D foam for unprecedented comfort. Anatomical contours provide additional cushioning. The redesigned EVA outsole and durable traction pad provide lightweight cushioning and comfort. Internal flexible auxiliary materials mold around the foot to create precise glove-like fit and feel, which is really suitable for each foot. Soft microfiber synthetic materials wrap your ankle to increase stability and lock support. The fitted toe box is very soft, with unparalleled touch and feel, ultra-sensitive, rechargeable cushioning insole to absorb impact Textile and synthetic upper materials. Lace-up design. Bootie construction for a snug fit. Comfortable fabric lining brings the best comfort to your feet.