Wilson"s BLX Tour is ideal for the player looking for a control racquet not as heavy as the 6.1 series. This model"s medium weight makes it well suited for generating faster swing speeds which in turn generates extra spin.BLX features Basalt which is a natural volcanic rock. Woven into the racquet as fine gold fibers along with Karophite Black it has incredible vibration resistance. With this technology you get a smoother feel with cleaner feedback from the racquet Headsize: 95 square inches / 613 sq. cm Length: 27.25 inches / 69.22 cm Weight (unstrung): 10.2 oz / 289 grams Weight (strung): 10.7 oz / 304 grams Balance (strung): Even / 34.6 cm Swingweight (strung): 341 Beam width: 22.5 mm Flex: 63 Composition: Basalt Grip Type: Performance Hybrid Strings: No String Pattern: 16 Mains x 20 Crosses Recommended String Tension: 50-60 lbs. Cover included: Yes Condition: New in packaging Warranty: 1 Year Manufacturers XX