Description: Product name: Cork massage ball yoga ball for myofascial. Lightweight and easy to use ball shaped foam roller for deep tissue massage. Cork is harvested from without harming trees and easily recyclable. Press and by machine, it’s durable to supportive for your massage. Various sizes make it for your body and massage balls features self cleaning, wipe it with damp towel after used. Multi Function: provide stimulation,promote circulation,wake up the body ,and drive away fatigue. Lightweight and Portable: Massage Ball perfect for use the gym, at home, at the office, and fitness centers. Multi Purpose: Suitable for self massage, acupressure, massage and reflexology. Specification: Material: Cork Size Chart: Diameter: 5cm/1.97inch 6cm/2.36inch Package Includes: 1 Cork Massage Ball Note: Please allow slightly errors due to manual measurement and different monitors.