Callaway 2008 Big Bertha Irons Set includes 4 and 5 Irons with Regular Flex and 75g Graphite Shaft. These right-handed clubs are designed for men and have a mid/low torque and mid kickpoint. The set makeup includes two clubs and is perfect for golfers who need to fill a gap in their iron set. The Big Bertha model is known for its forgiveness and distance, making it a popular choice among golfers.