Dava Jazz grip pick is smaller and a lot stiffer than our other models. These picks combine a sharp tip with a rubber grip and come in a size players are used to for a jazz pick. Made polycarbonate gel. Now get the control a precision needed to perform the fastest runs without the fear of dropping your pick.. Dava Jazz grip pick is smaller and a lot stiffer than our other models. These picks combine a sharp tip with a rubber grip and come in a size players are used to for a jazz pick. Made polycarbonate gel. Now get the control a precision needed to perform the fastest runs without the fear of dropping your pick.