NS690 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 microfilament outer core. It's designed for excellent durability and power with minimum tension loss.
NYDHI strings were tried by players and below URL has additional reviews:
For all orders exceeding a value of 100USD shipping is offered for free.
Returns will be accepted for up to 10 days of Customer’s receipt or tracking number on unworn items. You, as a Customer, are obliged to inform us via email before you return the item.
Otherwise, standard shipping charges apply. Check out our delivery Terms & Conditions for more details.
