sofer,youll love em! i mentioned a comparison of the nash's and graf tongues in my last post but on camera you cant tell much difference so i didnt post pics. however the nash's have a much softer, more dense felt as well as a layer of thin hard foam for lace bite protection as well as a second layer of felt down the center for added comfort and more protection. the foam is crease-able allowing for tongue flop without break-in the grafs were just a lighter felt and leather