OFFICIAL PRACTICE BALL - This ball is intended for practice use only. APPROVED USES - This ball is great for practicing at home, running drills, massage, and playing fetch! VARIETY - White, yellow, orange and lime green balls available in packs of 60 and 120. DURABLE & EASY TO USE - Each lacrosse ball is created out of 100% pure vulcanized rubber making them great for play​. MASSAGE THERAPY - Lacrosse balls are multifunctional across many other platforms to improve your health and quality of life: foot massage, physical therapy, back pain, sore muscle relief, myofascial trigger points and many more massage therapy procedures. ​ VARIETY - Multiple colors and quantities to choose from! Whether you’re looking for one color or a variety pack, or a 6-pack or 120-ball case, you’re covered. Don't be fooled by high priced lacrosse balls. Velocity lacrosse balls are tested by the Safety Equipment Institute (SEI) in order to meet the standards, set forth by the National Operating Committee on Standards for Athletic Equipment (NOCSAE).