The Titleist Pro V1 392 used golf balls are designed for serious golfers of all levels that demand Tour-validated technology and performance. Featuring an improved, higher coverage 392 dimple design, along with a new staggered wave parting line and exclusive A.I.M. (Alignment Integrated Marking)sidestamp, the new Pro V1 golf ball provides long, consistent distance with the driver and long irons, while maintaining soft feel and high performance into and around the green with Drop-And-Stop control. New, staggered wave parting line - longer distance from enhanced ball flight New, higher coverage 392 dimple design - penetrating trajectory for long, consistent distance New, A.I.M. (Alignment Integrated Marking) sidestamp - integrated alignment guide for improved putting alignment Longer driver distance Soft compression for outstanding feel Drop-And-Stop control The most durable of all Titleist Tour-played golf balls.