SIZE INFO Runs small; order one size up. 12m=9-12m, 18m=12-18m, 24m=18-24m. DETAILS & CARE Ice cream cones to match your little one's sweet personality punctuate these supersoft and stretchy cotton pajamas that keep baby cool in hot weather. This item is designed to fit snugly, as it is not flame-resistant 95% cotton, 5% elastane Machine wash, tumble dry Imported Kids' Wear Item #6058614