Wilson Ultra 100 is loaded with power, spin and precision. With a static weight of 317 g, the Ultra 100 is perfectly suited for the intermediate player looking for an easy swinging weapon. It should also work for the advanced player who wants a light, explosive option. Comfort is improved thanks to the addition of Countervail, a material technology that lightens the load on your tendons and muscles.The Ultra 100 Countervail is dangerous in the hands of a power baseliner. The explosive acceleration coupled with the open string pattern and firm beam give this racquet some genuine knock-out power. Compared to the previous version, this update feels more dampened and comfortable, which is surprising given its high stiffness rating. At net, the Ultra 100 Countervail is a point and shoot weapon. It offers impressive stability for its weight, along with plenty of pop for keeping volleys deep. Finally, aggressive players looking to serve with big power and spin should love this stick. With added comfort and livelier feel, the Ultra 100 Countervail should attract a wide cross section of intermediate and advanced players.