Description: Kit inclusion: This massage balls kit includes two massage balls with diameters of 3 cm / 1.18 inch, 6.3 cm / 2.48 inch, catering to your various massage needs. Come with a convenient storage bag for easy organization and portability when not in use or during travelsQuality material: These massage balls are made from quality rubber (small ball) and silicone (large ball) material. They have a smooth surface that is easy to maintain and can be used repeatedly over a long periodEasy to use: The yoga balls have a compact structure that can help you massage multiple areas easily. They are lightweight and portable, making them convenient for use anywhereWide application: This fitness equipment is nice for various scenarios such as yoga, exercise, fitness training, home gym sessions and moreGreat gift: These fitness balls make a great gift for your family members or friends who enjoy activities enjoy yoga Specification: Material: Rubber Silicone Size Chart: Large: 6.3cm/2.48inch;Small: 3cm/1.18inch Package Includes: 2Massage Balls1 Storage Bag Note: Please allow slightly errors 1-2cm differences due to manual measurement.