The Tecnifibre TFeel 305, used by Juan Ignacio Chela, provides a solid, yet light and maneuverable frame. The Tfeel 305 also offers above average power and excellent comfort. Best suited to 4.0 to 7.0 players looking for a maneuverable, all court racquet. CompositionConstruction TexaliumGraphite Headsize 98 Length 27 Weight Strung 305g10.7 oz. String PatternMains X Crosses 16x19 Recommended String Tension 55 65lbs Beam Width 22mm Straight Balance Head Light Power Level Low Medium StiffnessFlex 68 Grommet Technology Double Holes Frame Technology Texalium Grip Type Tecnifibre Red Grip Swing Weight 329 Swing Speed Medium Fast Endorsed by Juan Ignacio Chela Manuf. Recommended String Tecnifibre X One Bi Phase Misc Texalium provides Torsion Stability, enhances feel and dampens vibration