DescriptionMade of stone needle material for durable and long lasting use. The massage comb is helpful for brain massage. This comb helps to promote blood circulation and prevent hair loss. Can be a nice gift for your friend and family.Features- Color: Black.- Material: Stone Needle.- Size: About 10x6.5x0.7cm- Made of stone needle material for durable and long lasting use.- Smooth edges to ensure that it doesn't scratch and hurt your skin.- Massage your head skin, let you feel relaxing and comfortable.- Great for home, travel, work use etc. Wonder gift for your families and friends, also wonderful for self use.- Good-looking and exquisite with fine craftsmanship.- Warm Tip: Dear buyer, Due to lighting effect,monitor's brightness,manual measurement and etc, there could be some slight differences in the color and size between the photo and the actual item. sincerely hope that you can understand! Thank you!