Simple Effective and Lasting Relief the Athletic Works Massage Lacrosse Ball provides an easy way to relieve tension and get painful knots out of your muscles. The compact 2.5” design makes it easy to roll around for a deep tissue massage. The small size also simplifies pinpointing specific areas such as the shoulder blades neck hips glutes feet lower back and chest for targeted relief. Take your massage to the gym while traveling or at home without the need for a large foam roller. Benefits Abound Self-myofascial release with the Athletic Works Massage Lacrosse Ball promotes a faster post-workout recovery as well as aiding in relief from painful tight or sore muscle areas. Regular use of the Lacrosse Ball can help to improve blood flow flexibility and mobility. Best of all the smooth surface provides greater grip and stability compared to using a tennis or golf ball for massage.