Babolat 2018 Pure Aero Tennis Racquet - Quality String Pure Aero. Latest AeroPro Drive for 2016. Endorsed by Raphael Nadal For strong intermediate and advanced Players Comfortable, high control, high spin, all court racquet Strung with top quality string by USRSA Master Racquet Technicians 11.3 ounces strung, 4 head light, 16x19 pattern, 69 flex, 326 swingweight