Stretch is Comfort Girl's Cotton CHAMPION BOW Racerback Tank Top Stretch Fit / 95% Cotton and 5% Spandex Proudly Made in the U.S.A. Cheer Bow and Champion Bow Glitter has a beautiful sparkle Use These Measurements Only. SIZES BY AGE (Child): X Small (4), Small (6), Medium (8), Large (10), X Large (12) Premium Four-Way Stretch Fabric perfect for demands of cheerleading practice