Titleist Pro V1x The Open Golf Balls 6-Ball Pack – 2021 Limited Edition Golf Balls, built specifically for The Open Championship. A pleasing to look at Golf Ball, with longer distances, even more greenside spin and control, as well as a softer feel. Featuring new aerodynamics, core technologies and a casing layer, the Pro V1x Golf Balls deliver total performance throughout your entire round. Features and Benefits New Spherically-tiled 348 Tetrahedral Dimple Design – Delivers High and Consistent Flight New, Softer Cast Urethane Elastomer Cover – Increases Greenside Spin Reformulated 2.0 ZG Process Dual Core – Increases Distance Faster Casing Layer – Adds Speed and Lowers Long Game Spin Increased Drop-and-Stop Short Game Control High Trejectory Softer Feel