Product includes: bodysuit, headband

size S(0-3month), chest girth 15 - 19 inches, length: 13.5 inches
size M(3-6month), chest girth: 16.5 - 20 inches, length: 14.5 inches
size L(6-12month), chest girth: 18 - 21 inches, length: 15.5 inches
size XL(12-18month), chest girth: 18.5 - 21.5 inches, length: 16 inches