My 3.5 year old daughter is very thin but of normal height and fits perfectly with size 3T. I have ordered 2-3T in these leggings and they are gigantic! Too big in the legs, waist and too long. They will probably fit her when she is 5 or 6 years old. Otherwise very good leggings.
IRELIA Girls Leggings Modal Spring Girls' Clothing for Leggings
52 Review
Adorable and comfortable Splendid girls' leggings for kids and babies
80 Review
ZukoCert Fleece Leggings Cashmere 2P B 130 Girls' Clothing for Leggings
61 Review
Kid Nation Unisex Heather Charcoal Girls' Clothing for Leggings
52 Review