The Official Lacrosse Ball of The Premier Lacrosse League. Wolf Athletics has developed this fully certified by NOCSAE/SEI ball for all levels of play. Highest quality rubber and testing make the ball the best on the market built for the pros. The PLL Lacrosse ball is also great for yoga, myofascial release in massage therapy, and physical therapy (PT). Many other lacrosse balls on the market have a very harsh chemical scent, while our material formulation has a much milder rubber smell than most. Variety of High-visibility Colors Optic Yellow. Official Ball of the Premier Lacrosse League. New condition.