Gul Girls Sun Suit Pink/White RG0315 86% Nylon 14% Lycra UV Shield: UPF 50+ sun protection Flatlock Seaming Front zip opening for ease. Sizes - XSmall = 6 - 12 months, Small = approx age 1-2, Medium = age 2-3, Large = age 3-4, X Large = age 4-5 -