Features: Drum stick control clip for assisting with controlling the drum sticks, 2pcs/pack. Allow drummers to spin and twirl drumsticks without fear of the sticks spinning out of control. Practice as long as you want without hand cramps, calluses or blisters even after hours of playing. Just slip on and off from the end of drumsticks, and reusable over and over again. 2 sizes for options: #5 for 2B, 5A and 5B drumsticks, #7 for 7A, 7B drumsticks. Specifications: Color: Black/ White/ Orange(optional) Size: #5/ #7 (optional) Material: ABS + Silicon Item Size: 4 * 4.5 * 2cm/ 1.6 * 1.8 * 0.8in(#7); 4 * 4.5 * 1.8cm/ 1.6 * 1.8 * 0.7in(#5) Item Weight: approx. 12g/ 0.4oz(2pcs) Package Size: 15.5 * 7.5 * 2.2cm/ 6.1 * 3 * 0.9in Package Weight: approx. 38g/ 1.3oz Note: The drumsticks showed in the picture are not included. Package List: 2 * Control Clips 1 * Users' Manual(English & Chinese)