Ball Markers Golf Ball Marker with Magnetic Hat Clip One Putt New Golfers Market Masters Putter Clip & Ball Marker Birr Golf Shop Magnetic Golf Ball Marker with Hat Clip Putt Align Grandado Personalized Hat Clip Golf Ball Marker Set Brass Great Golf Memories Pin on crafts. Elevate your golf game with the Cartman 4 Piece Ball Marker Set w Hat Clip, a standout piece from the South Park x PuttBuddies collection. This officially licensed set features four distinct enamel markers, each capturing the iconic and irreverent spirit of Eric Cartman. Accompanied by a magnetic hat clip, these markers ensure both functionality and a touch of humor on the green.