We have three types of Synapse Driver/iron grips for sale at www.PrescriptionGolf.com.
There is the standard size, minimal textured PGA tour player preferred grip. It is firmer than traditional grips by 50%.
There is a textured standard size grip, slightly less durometer (hardness) than the minimal textured grip.
A mid size textured grip of moderate durometer is preferred by some players.
Midsize on left and standard size textured on the right.