Overview Reviews Product Description Medium soft. Warm resonance, while producing a huge fundamental sound. The bottom octave absolutely sings with these mallets! WARNING: Cancer and Reproductive Harm Product Videos Custom Field Product Reviews (No reviews yet) Write a Review Write a Review × Vic Firth Vic Firth M265 Corpsmaster Keyboard/Ian Grom-- Medium-Soft Vibraphone Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name *Email *Review Subject *Comments