I believe the size chart below is accurate. Child Size 8-10. The numbers are interchangeable.
Pottery Barn Kids Dr Seuss Thing 1 Costume Toddler 2-3T Cat in the Hat
Pottery Barn Kids Dr Seuss Thing 1 Halloween Costume Size 2T-3T
Thing 1 and 2 Dr Seuss World Book Day Kids Boys Fancy Dress Costume Character
World book day costumesCat in hat Dr suess
Dr. Suess Cindy Lou Who Costume Small Halloween Dress Up
Thing 1 Thing 2 Fancy Dress Up World Book Day Iron On T-shirt Transfer
