The Women's COBRA MAX irons are designed for the higher handicap golfer. An easy to hit set equipped with TecFlo. TecFlo utilizes half hollow technology in the longer irons increasing forgiveness, cavity back designs in the 8,9 and PW irons and a speciality wedge design to help you improve your score. SPEED CHANNEL FACE - An engineered trench behind the face area helps to minimize face thickness, and increase flexion at impact to deliver increased distance through faster ball speeds even on mis-hits.