wrist . Support helps to protect you, reduce the pain caused by muscle injury, reduce the hurts caused by friction and collision. It can effectively improve blood circulation, promote metabolism, and clear the meridians, immunity. Features - Color: Black. - Material: Magnetic fiber fabric, OK cloth. - Size: About 40.00X8.00X0.10cm/ 15.72X3.14X0.04inch. - Our brace owns the strong wear, tear and break resistance ability. - Also can be a good birthday gift for your friends, they will like it. - Light in weight and compact in size, easy to use and portable to carry on. - Soft and comfortable, no matter you are working or resting, you will not feel stiffness. - High temperature resistance, good insulation effect, less heat loss and more accurate temperature.