Innovative Percussion RS301 Hard Vibe / Marimba Mallets For the contemporary vibraphonist This line of mallets has been designed with the contemporary vibraphonist in mind. The rubber mushroom-shaped core achieves a rich and fundamental warm tone. Each mallet is constructed with an extra-durable rattan shaft and wrapped with a heavy-duty multi-ply cord. Every pair is then hand-matched for weight, size and sound. The time and effort spent assembling these mallets places them at the forefront of today"s diverse selection.