The Wilson Deep Red II Distance Irons feature a 17-4 Stainless steel head with a weight concentrated back for any player looking for maximum forgiveness in their irons. The majority of the weight in these irons are concentrated back and low on the club head to promote a higher ball flight and give you an optimal flight trajectory from any lie. The Deep Red II Distance Irons have a large sweetspot to give you increased forgiveness and consistent distance on mishits.