Home / MHSAA - Mississippi High School Athletic Association / MHSAA - Winter Season Official Merchandiser for Mississippi High School Athletic Association Winter Championships Apparel. Quick ViewMHSAA – Basketball State Winter 2019 LS Long Sleeve $30.00 Select options Quick ViewMHSAA – Basketball State Winter 2019 SS Short Sleeve $25.00 Select options Quick ViewMHSAA – Bowling Winter 2019 LS Long Sleeve $30.00 Select options Quick ViewMHSAA – Bowling Winter 2019 SS Short Sleeve $25.00 Select options Quick ViewMHSAA – Boys and Girls Soccer Winter 2019 LS Long Sleeve $30.00 Select options Quick ViewMHSAA – Boys and Girls Soccer Winter 2019 SS Short Sleeve $25.00 Select options Quick ViewMHSAA – Power Lifting Winter 2019 Hoodie Hoodie $35.00 Select options Quick ViewMHSAA – Power Lifting Winter 2019 LS Long Sleeve $30.00 Select options Quick ViewMHSAA – Power Lifting Winter 2019 SS Short Sleeve $25.00 Select options