Standard size 2 14" pool balls. Includes 15 Beautiful pool balls with bright colors and bold numbers for ultimate visibility and 1 Aramith logo cue ball. Made with Duramith resin formulation, a hi-tech engineered molecular structure that enhances the longevity of the balls while minimizing significantly table cloth wear. Exceeds up to 8 times the lifetime of the average polyester and phenol-like resin balls, reaching up to 40 years in residential use.