Champro Sports Official League Leather Baseball Ideal for high schools, recreational and youth leagues, the Champro Sports Official League Leather Baseballs are built to last. Featuring full grain leather covers with raised red seams, these baseballs are as durable as they are beautiful. Constructed with a cork & rubber pill, and 5% metered tension wool yarn wound core, these baseballs will really fly out of the yard. Official size and weight. Priced for one dozen leather baseballs. Features: Ideal for high school & youth games Full grain leather cover Cork & rubber pill, yarn wound core Metered tension 5% wool yarn Raised seam One dozen baseballs Item # CBB-200