Drawstring Crewneck

Archie is 8, 130cm tall and wears size 8-9Y
Caius is 5, 110cm tall and wears size 4-5Y
Lucky is 21 months and wears size 18-24M
 
Garment measurements by size (approx):
Size (cm) 18-24M 2-3Y 4-5Y 6-7Y 8-9Y
Length 35 38 44.5 52 57
Front Chest 37.5 39 44 48.5 51.5