Some people like to swim in winter. Today i introduce the benefits of winter swimming. First it is good for blood circulation. Help blood stretch, anti blood harden. Second enhance lung activity. Anti many diseases.

When we go to swim, we should select a swim cap. How to choose a swim cap? For professional swimmer, it is better to choose silicone cap, the weight from 51g-55g. It is very tight after you wear it. But it can reduce water resistance when you swim. For amateur, it is better to choose PU or silicone