The oversize hybrid from callaway golf for 2016 the xr os hybrid complements their new xr16 iron range and has been designed with the mid handicap player in mind so its ideal for anyone struggling with their long iron game easier to hit simple really the callaway golf xr os hybrids give you extreme forgiveness high launch and callaways industry leading forged hyper speed face cup for distance callaways forged hyper speed face cup has redefined distance and ball speed in the hybri