3X(What is the Advantage of Massage Slipper?< />1. Promote blood circulation and metabolism. Relief Plantar Faciitis, high heel foot< />2. Release aches pain such as headaches, migraines, neck pain, foot pain, backaches.< />3. Promotes better blood flow to enhance oall health< />4. Reduce tension, improve sleep qua< />< />Item Type: Massage & Relaxation< />Application: Foot< />Color: own< />Material: Artificial PU< />Size:< />M, Suit for Size 39-41< />Tips:< />This is Acupressure massage sandals NOT FOR all day wear. If you are for foot massage, you may feel painful in the beginning few days. Please add socks and start with 5 mies first. Gradually add the wea time to 15-20 mies per day.< />< />Package Conten:< />1 pair * Massage Slipper< />< />Only the above package content, other produc are not included.< />Note: Light ing and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.)