1、PROMOTE BLOOD CIRCULATION: Foot massage roller ball helps stimulate blood circulation, providing relief for tight muscles and enhancing overall body flexibility and balance. 2、RELIEVE SORENESS: With its acupressure and trigger point therapy, this roller ball effectively alleviates muscle soreness and can be used on the hands, arms, shoulders, back, feet, hips, thighs, and more. 3、EASY TO USE: Foot roller ball requires no assembly and is easy to use. It is perfect for foot and muscle massage, ideal for individuals with stiff back muscles due to regular sitting. 4、COMPACT AND PORTABLE: Foot massage roller ball is compact and lightweight, making it easy to carry. It is a great tool for self massage, relaxation, and muscle recovery. 5、SAFE AND DURABLE MATERIAL: Made of TPE material, the Foot Massage Roller Ball is safe, odorless, washable, and durable. The spiked ball is not too incisive, ensuring it won't exacerbate any pain.Item Type: Foot Massage Roller Ball Material: TPE1 x Foot Massage Roller Ball