What is the Advantage of Massage Slipper? 1. blood circulation and metabolism. Relief Plantar Faciitis, high heel foot 2. Release aches such as headaches, migraines, neck , foot , backaches. 3. Promotes better blood flow to enhance overall health 4. Reduce tension, improve sleep quality Item Type: Massage & Relaxation Application: Foot Color: Brown Material: Artificial PU Size: L, Suit for Size 42-43 Tips: This is Acupressure massage sandals NOT FOR all day wear. If you are new for foot massage, you may feel painful in the beginning few . add socks and start with 5 minutes first. Gradually add the wearing time to 15-20 minutes per day. Package Contents: 1 pair * Massage Slipper Only the above package content, other products are not included. Note: Light 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.