Not bad. Yao Chen Shibawei Foot Bath Bag is a traditional Chinese medicine bathing material, which is mainly composed of many Chinese herbal medicines. The foot bath bag has the effects of clearing away heat and toxic materials, relaxing muscles and tendons, promoting blood circulation, dispelling cold and removing dampness, and is suitable for people with long-term foot fatigue, arthritis, lumbocrural pain, etc. Traditional Chinese medicine bath materials have a high risk of adverse reactions to human body, so you should consult a doctor before using them or use them according to the instructions in the product manual.