The combination of YONEX original high-intensity nylon multifilament and high-modulus Vectran provides a solid feeling and powerful smash. For hard hitting players. Used by: SHI YU QI (no.1 badminton player in the world) Status: Original Brand: Yonex Color(s): White, Bright Orange Gauge: 0.69 mm Length: 10 m (33 ft) / 200 m (656 ft) Core: High-Intensity Nylon Multifilament with Vectran Outer: Special Braided High Polymer Nylon