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breathable mesh upper: the upper is made of high-quality mesh material, which is breathable and comfortable. non-slip outsole:the outsole adopts anti-skid technology, and the bottom is equipped with a shock-absorbing cushioning system to protect your feet from impact. comfortable design: breathable mesh upper, lightweight and soft, easy to put on and take off. the insole is soft and flexible, with good elasticity and shock absorption. suitable occasions: suitable for walking, running, jogging, training, gym, sports, outdoor, travel, exercise, fitness, etc..syi