Wilson staff d300 fairway woods to improve ball speed the new wilson staff d300 fairway wood features a thin steel face insert with the new aerodynamic designed head the crown offers ldquomicro vortex generatorsrdquo to enhance swing speed and this works in tandem with the carpenter custom 45 face insert the same found on the hybrid clubs to produce a high characteristic time ct face that is thin flexible and hot this ground breaking design is spoken of highly by wilson golfr