Callaway Big Bertha Diablo Driver (Draw) All-titanium driver that delivers power, distance, and a generous sweet spot Edge technology creates high MOI and produces long, penetrating ball flight Hyperbolic face technology increase ball speed across entire face for better distance Draw head shape accommodates golfers who hit a natural slice/fade Loft options range from 8 to 13 degrees; measures 45 inches long, 2-year warranty