Product Color: black, yellow, blue Material: PU Package content: 1*foot massage ball 2*round massage ball 1.Foot Roller Reflexology: Both the massage roller and the spiky balls can relieve plantar fasciitis and can be used on hands, forearms, shoulders, back, feet, thighs, etc. They have a stimulating effect and promote blood circulation throughout the body. 2.HIGH QUALITY MATERIAL: Our hedgehog ball foot massage set made of safe, non-toxic, washable and durable PU material. It is designed to last for years. Easy to use without assembly. 3.Plantar Fasciitis Treatment: Ideal for massaging tired, sore feet and treating plantar fasciitis. You can simply roll your feet on this foot massager to treat muscle spasms, loosen tight and knotted muscles, and relieve pain and pressure. 4.Relieve sore muscles: The massage roller and balls are not made of wood and therefore do not cause any injuries or tickling sensations. Enjoy gentle massage only, but useful muscle pain relief. This set is suitable for various purposes. 5.Good gift: Exquisite box packaging that is easy to disinfect and clean. Not only you can use it at home, in the office, when traveling, but also as a good gift for family or friends.