Babolat AeroPro Drive GT 2013-2015 Tennis Racquet (Nadal) (4-3/8) Headsize: 100 sq. in. / 645.16 sq. cm. Length: 27in / 68.58cm Strung Weight: 11.3oz / 320.35g Balance: 4 pts HL String pattern: 16 Mains / 19 Crosses