STX ProFIT 6 Belly Putter with Insert Kit Featuring interchangeable insert and weight technology. Choose from 3 face firmess options as well as a multitude of weight settings. Accessory kit with additional inserts, tool, and carrying pouch included. Soft insert technology keeps ball in contact with the putter face longer for increased forward spin resulting in controlled distance and direction. Deep Black PVD finish minimizes glare and adds confidence.