Improved anti-slip anti-dirty double adjustment rear heel pad black Material: diving material + elastic band + plastic buckle + anti-slip rubber strip; color: black; size: 21*12*3.6cm Working principle: According to high elasticity of the diving material, the appearance of the shoe is designed, and then fixed by the adjustment function of the buckle and the elastic band, so that the customer's foot is inconvenient to walk for wrapping. It is convenient for customers to walk; at the same time, the bottom surfaces of the foot pad is sewn to the bottom surfaces of the diving material by rubber rubber strip, and the anti-slip property of the rubber rubber strip is used to generate strong friction after the customer wears, thereby preventing the anti-slip effect; At the same time, the pad's mouth has a good tension when worn, and it is suitable for different sizes of feet. Main functions: non-slip, anti-dirty, when the walking is inconvenient, foot pad walking List: foot pad *1 .