Discmania - Notion - Exo hardNotion brings a smooth balance between control and glide as our straightest flying putter in the Evolution line to date. Players that enjoy the ability to manipulate shots easier, carve a tee or approach shot through the woods, or prefer something a bit more shallow in the hand will find themselves reaching for this putter every time. Notion suits players looking to putt on a straighter line with less effort. Notion excels off the tee shaping