Flight Fiberglass Pro Diabolo Sticks and String with 1 Extra String Pro level fiberglass sticks with cushioned handle make controlling the diabolo / Chinese yoyo easier. Perform tricks better. Sticks come prestrung with approximately 72 inches of high quality diabolo string. Package also includes 1 extra diabolo string for when your first string wears out. Diabolo strings wear out over time. Improve your diabolo / Chinese yoyo play with better sticks. Upgrade your favorite diabolo or replace lost sticks. 13.5 inches long from tip to tip. Firm, foam cushioning on the sticks is durable, yet easy to grip. They are the perfect diameter for holding onto when you do complex tricks. Looking to improve your diabolo playing abilities? Buy better sticks! These pro fiberglass sticks weigh just 68 grams with the string. Fiberglass is incredibly strong and rigid for improved play, but not heavy.