Yonex BG 80-2, 0.68mm, centre core with high polymer nylon and multifilament with Vectran, outer wrap with special braided oval shaped high polymer nylon fibre.The string is very textured for excellent power, control and good hitting sound, hard feeling. Available in Yellow or White colours. 660ft for £82.00. Two reels for £160.00. 33 ft set for £5.00. Made in Japan.