Wilson staff d300 fairway woodsto 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 455 face insert the same found on the hybrid clubs to produce a high characteristic time ct face that is thin flexible and hotthis ground breaking design is spoken of highly by wilson golfrsquos