The TI-Series Hazy Timpani drumheads feature warm, transparent open tones at an affordable price. The TI-Series Hazy is the original synthetic Timpani drumhead which has been the standard in secondary schools for decades. Highly durable, this is the ideal Timpani drumhead for all general purpose applications where budget is also a consideration. Available in extended collar sizes 22”, 25”, 28”, 31” and 34”. Other sizes 20" - 35" available by special order.