Hitting Impact Golf Balls offer all sorts of benefits to your game. Their proprietary pop-back technology makes them longer lasting than traditional plastic golf training balls. And the limited-flight design makes them perfect for everyday home practice sessions. SKLZ Impact Golf Balls are regulation-sized training golf balls perfect for a variety of practice applications. Constructed with proprietary pop-back technology, Impact Golf Balls are indestructible and resistant to dents, lasting much longer than traditional plastic golf training balls. The limited-flight design also makes these balls ideal for practicing in small spaces, perfect for everyday home training sessions. The black and yellow design helps players track ball spin and path during putting, chipping, and driving practice. Each pack of Impact Golf Balls includes 12 training balls in a mesh carrying bag.