Yonex BG 65 10m black 2010

Lenth: 10 / 100 / 200 /500m(33 / 328 / 656 / 1,640feet)
Gauge: 22 gauge(0.70mm)
Description: The 0.70mm and special braided fiber reduces string abrasion providing extreme durability. Its all-around performance is highly trusted by worlds top players