Purchased two years ago, some used about 5 times, and about half have hardly been used at all. DUNLOP tennis balls, and others, for kids/juniors, STAGE 3 RED (Stage 3 Red) 1 dozen (12 balls) STG3RDC12DOZ Red x Yellow Red balls for children's practice and training. HEAD T.I.P Babolat YONEX Head Babolat Yonex