Newly develop highly resilient core which is firmer on the outside and gets progressively softer towards the centre with the all-new Pana-Tetra enhanced ionomer blend cover provides faster ball speed with high launch angle and low spin. Combined with advanced aerodynamics, the new core and cover deliver a penetrating ball flight that features a shallow angle of decent for greater carry and roll. The soft cover provides excellent approach iron and short game control with very soft feel.