Cork Leather Putter Grips are made from the cork-tree. These oversize comfortable feeling premium putter grips are sure to help players improve their short game by providing more accurate and controlled shots during their short game. players greatly enjoy the feel of the genuine cork leather and the fact that the material is highly resistant to sweat and moisture in general. Built from a layer of the cork tree's bark, the leather is then hand crafted and expertly sewn onto padded layer underneath. It's no secret that every year more pro tour players have been switching to oversized putter grips. Though more recently, these same touring pros are now realizing the benefits of the oversized cork tree putter grips and re-gripping their putters with them.