Nydhi NS680 (Repulsion & Durability) Badminton String Reel (200m)

Nydhi NS680 (Repulsion & Durability) Badminton String Reel (200m) NS680 string is designed by researchers with over 70 years of experience in badminton string technology, long before any of the major badminton brands existed. It’s made of NYDHI proprietary technology inner core and high-quality monofilament outer core with rough coating for excellent control and durability. NYDHI strings were tried by players and below URL has additional reviews: https://www.badmintoncentral.com/forums/index.php?threads/nydhi-badminton-strings.188847/ Specifications: Gauge: 0.68mm Length: 200 Meter (660 Feet) Color: White Feeling: Hard Feeling Tension: Up to 35 lbs. (16 kgs) Made in USA Features: Repulsion Power: 4.75/5 Control: 4.75/5 Tension Stability: 5/5 Durability: 5/5