Topspin's newest flagship string, the Cyber Twirl is a 3rd generation co-polyester string with a unique pentagonal profile. In addition to the five edges, Cyber Twirl is also twisted for added ball bite. Cyber Twirl is a nice soft co-poly with plenty of power and lots of control. The spin from this string is fantastic. With almost no string movement, Topspin Cyber Twirl is a great choice for the hard hitter.
100% Satisfaction Guarantee: At Tennis 512, we want to be sure that the item you choose is the right one for you. Within 30 days of delivery of your order, you may return any merchandise purchased from Tennis 512 in its original condition with your email order confirmation or packing slip. Restocking fees may apply.