MILLY Minis Slim Sheath. Crafted in Italian Sea Blossom Print. Sleeveless girl's dress with exposed back zipper. 94% polyester, 6% elastane. Price varies according to size. Amp up your mini's dress repertoire with this Slim Sheath, made of a stunning Italian sea blossom print. Luscious colors make this dress striking and an easy silhouette means she can wear it all day long. Plus, she can match with mom! care information Hand wash cold.