Take the field with Diamond's(R) most popular high school ball, the Diamond Sports(R) D1-HS Baseball. The NFHS(R) Ball is constructed with a premium full-grain leather cover, cushioned cork center, and grey wool windings for outstanding durability and consistent play. Features: Cover : Premium full-grain leather for enhanced durability Core : Cushioned cork Windings : Select grey wool blend Stitching : Diamond Seam(TM) (raised red seams) for excellent control and grip League/Certification(s) : NFHS(R) approved and licensed