Ralph Lauren Baby Girls' 2 Piece Tuxedo Tunic & Leggings Set Tunic: 100% cotton. Legging: 93% cotton, 7% elastane. Imported Machine washable Tunic: 100% cotton. Legging: 93% cotton, 7% elastane. Machine washable. Tunic: rounded neckline; buttoned placket; puffed long sleeves; shirring at the bib. Legging: elasticized waist.