Size - 11"Coated Cover: with 2 sided adhesive to produce longer lasting ballOne Piece Softball ConstructionPolyurethane Center: made from materials imported from the USCover - Optic Yellow™ LeatherStitch - BlueCOR - .44Compression - 400 lbs.Price is for a case of 3 dozen ballsIn choosing Wilson®, coaches, trainers and players cite unmatched performance, feel and durability. Wilson Super Seam Technology™ helps players pitch and field with better control and accuracy. Wilson baseballs and softballs are the preferred choice of 40+ collegiate conferences and half of the state high school associations nationwide. Wilson is also the Official Baseball and Softball of the Little League™ World Series.