Features: There are 6 different colors, black/blue/zinc-yellow/orange/pink/red, pick your favourite. Simply lean on the massage ball and use your own body weight and gravity to relieve muscle knots and tension. Self myofascial release eliminates muscle knots and tension. Trigger point therapy massage lacrosse balls relieve sore and tight muscles to rejuvenate and revitalize all areas of the body. Perfect for use while sitting on any chair, laying in bed, on the floor, or on a yoga mat. Use them at home, at the office, or at the gym. Small, portable and easy to bring along on any trip. Specifications: Material: TPE Size: 63mm/2.48in Color: Black/Blue/Zinc-yellow/Orange/Pink/Red Note: Please allow 1-3cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1x Lacrosse Ball