Warm in winter, cool in summer, great for all seasons! Wool excellent thermal insulation and breathable properties, not only in the winter to keep warm, but also to regulate the hot and cold.The excellent breathability and moisture resistance of wool, even in the summer using still will not feel hot and humid! Wool fibers can stimulate capillaries to achieve a certain massage effect, but also to improve the blood circulation of the skin, muscle fatigue has an excellent relief effect.