Nike Golf Method Modern Classic Putter The Nike Method Modern Classics Milled Putter each feature Nike's Method grooved-face technology with dampening polymer interspersed on the high-end milled face to promote forward roll, reduce skid, dampen vibration while emitting a solid steel sound at impact. Milling marks run perpendicular to the face at address for easy alignment. Heel and toe weights improve stability on off-center hits, while the proprietary red colored material in the heel and toe helps increase the moment of inertia for less twisting and energy loss at impact. Product Features: Method Polymer Groove-Face Technology High-End Milled Steel Head and Face Perpendicular Top Milling Marks Aid Alignment Heel and Toe Weights Promote Stability Proprietary Red Heel and Toe Material Increases MOI Mod-00: Face-Balanced Mallet Mod-30: Anser-Style Classic Blade Mod-60: Heel-Shafted Mid-Mallet Mod-90: Bullseye-Style