* Each golf ball marker is custom made for YOU. Your choice of 10 characters...each number, letter or space is 1 character * Each marker is double protected with a non-yellowing UV coating. They are NOT domed. * Each maker is 25 mm, about the sizeof a US quarter *The stainless steel hat clips were designed by me and have a very strong magnet...less chance of losing yur marking and NO MORE SPOTS on your favorite caps