Muscle regeneration: The massage roller is suitable for thighs, calves, forearms, triceps. Effectively relieves and repairs muscle pain and damage. A smooth ball and a spiked ball are perfect for different parts of the body. It is specifically designed to treat small muscle areas in the arms, feet and neck. The set is perfect for muscle recovery. Compared to some other foam rollers and blackrolls, this one is really stable and can easily withstand over. The handles are rubberized, providing a comfortable grip and enough grip to make it difficult to slip, even with sweaty and oily hands. Cleaning - When you exercise, you're often sweaty. It is necessary to clean regularly. Each part of this set can be easily cleaned with water. It's better to lather with some soaps. wash up! wipe clean Takes 1 minute. Product information Material: PVC Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.