The SKLZ Putt Pocket is a portable putting accuracy aid for increasing concentration, pacing, and confidence in your golf short game. Designed to be placed within a regulation cup, the Putt Pocket shrinks the hole down to 2.75 inches, training you to hit the high side of the whole where more putts gets made. This portable aid helps you quickly improve reads, putt speeds, and accuracy. Portable and compact, you’ll be able to take the Putt Pocket with you wherever you go; it easily fits into your bag for practice on the green and can be used on indoor mats.