Features: 100% Brand New and high quality aftermarket golf weights; Weight gram for choose: 5g 10g 15g 20g 25g 30g 35g 40g 45g; The weights compatible with Titleist Scotty Cameron Newport Studio series GoLo California Series Button Back Kombi and My Girl; Weights include protective rubber rings seal (O rings) to avoid moisture from entering your putter weight cavity; DO NOT Fit Squareback Fastback select roundback or Detour models; Package List: 2pcs weight;