Just Kids Big Girls' Bolero Sweater Preppy Plaid Skirt Set Made in USA Girls Ages 4 to 14. 3 pc. set includes bolero, tank top, skirt with sewn in shirts. Hand wash with cold water. Bolero made from 95% Polyester, 5% Rayon. Tank top made from 78% Polyester, 18% Rayon, 4% Spandex. Skirt made from 74% Polyester, 6% Rayon * A Size 6 is for the Average 5 to 6 year old girl. A Size 8 is for the average 7 to 8 year old, etc. Using the Size Chart as a reference, a size up or down from there (if necessary) will get you to the right fit!