1) Grade B Tennis Ball 2) 2.5'' in dia 3) Color: as picture or according to custom ... could produce according to custom PMS color number. Size 2.5'' in dia Material Tennis felt, natural rubber Color As picture ... , transfer printing Standard Europe, USA Other size available: 1.9'', 2.5'', 3'', 4'', 6'', 9.5''.Any other question, welcome to contact us!