The Wilson Blade 98 S now features Spin effect technology with thanks to its new 18×16 string pattern. Continues the traditional feel in the same vein as the Six One 95 BLX, but in a lighter, more maneuverable package. Spin Effect Technology permits additional string movement, increasing the RPM of every shot! Spin oriented 18×16 string pattern, 11.0 oz. strung weight, and 98 square inch head provides solid feel and control for intermediate to advanced players with fast swing. The Blade 98S features great foregiveness. A 21mm flat beam and 98 square inch headsize provide solid feel and control for intermediate to advanced players with a faster swing. Continues to provide excellent frame feedback offered by basalt fiber (BLX) technology. Improved feel thanks to Amplifeel handle technology.