Functions: 1. It can promote blood circulation and improve immunity. 2. It can enhance resistance and restore normal physiological functions of the human body. 3. It can relieve tension and promote a good sleep. 4. It can relax and activate the tendons and meridian and relax nerves and muscle to relieve fatigue. Cautions: 1. Don’t use the shoes during pregnancy or menstruation. 2. Those suffering from serious heart diseases or high blood pressure had better not use the shoes. If the diseases are not too serious, use them but not too long. 3. Don’t dip the shoes in water. During a shower, replace them with a pair of shower massage shoes. 4. Don’t rinse the shoes with acid/alkali solutions or other corrosive ones. Usage: 1. Every time after putting on the shoes, walk slowly for 10-20 minutes first. Do that several times a day. Better swing your arms back and forth while walking. 2. When the shoes are first used, some people are subject to slight pain due to their sensitive sole nerves. Just take it easy. After some time, the pain will disappear and you will feel comfortable and easy. 3. After using the shoes, better take 300ml of warm water to facilitate the running of qi and blood circulation and to clear waste from the body. Color:Red/Green/Yellow/Blue/Black/Beige Size 35 36 37 38 39 40 41 42 43 44 45 46 Length(CM) 22.5 23.2 24 24.7 25.4 26 26.5 27 27.5 28 28.5 29 N.W.(KG) 0.43 0.46 0.49 0.55 0.60 0.63 0.65 0.67 0.67 0.68 0.71 0.78 G.W.(KG) 0.58 0.61 0.64 0.70 0.75 0.78 0.81 0.82 0.83 0.84 0.87 0.94 Size:35#~46#