1Made of neoprene, nylon and SBR, has the characteristics of diving suits, high elasticity, shock resistance, rapid heat accumulation and ventilation. 2With special inner lining, wearing during exercise can accelerate fat burning and improve exercise efficiency. 3Say goodbye to loose fat arms, stimulate sweat release and shape slim arms when doing exercise. 4Can increase the temperature of your arms, it can also absorb body sweat, so your arm outside is always dry. 5It can also help protect the arms during exercise, suitable for yoga, fitness, sports, fitness, ball sports, etc.