breathable mesh upper - breathable mesh upper allows air to circulate and keep your feet dry and comfortable. non-slip rubber outsole - durable rubber outsole offers great traction and grip for all surfaces and terrains. lightweight & flexible - lightweight and flexible to support your every move, perfect for running, jogging, walking, gym, exercise, fitness, training, workout, and other indoor or outdoor activities. tnplus men's sneakers are made of high-quality leather, soft and comfortable, breathable, non-slip, wear-resistant and durable. the sole of the men's shoes is designed with anti-skid grooves, which can increase the friction between the sole and the ground, and can better protect the feet from slipping during exercise..syi