Vic Firth Robert Van Sice Marimba MalletsELIMINATE THE SOUND OF BAR CONTACT Respected internationally as a soloist and educator, Robert van Sice designed this series of yarn wound marimba mallets with an exclusive hand wrapping technique that virtually eliminates the sound of bar contact. Rubber core models are mono tonal; synthetic core models are multi tonal. 17" maple handles provide excellent feel and control at extended intervals. Click model below for more details: M111 VERY SOFT Very