ProMark Glenn Kotch Active Wave 570 Drum Sticks 2-Pair Hickory is the most popular wood choice for drumsticks due to its resilience, responsiveness, durability, and classic feel Diameter: .570" Length: 16 3/4" Acorn tip and long taper provides a fast rebound ActiveGrip is heat activated and gets tackier as player perspires and body temperature rises. The innovative WaveHandle design provides a comfortable, contoured grip that can also be used as alternative sound source