My daughter has a bit of trouble adjusting as she is 5ft 0" and 83lbs. Slim but tall. I ordered her a size XL, a size 14 which she wears most of the time and these pants with only calves on her came to mind. So if you have a tall child, increase the size!
Girls' Clothing and Leggings - Govc Winter Fleece Velvet Leggings
49 Review
Kid Nation Unisex Heather Charcoal Girls' Clothing for Leggings
52 Review
Adorable and comfortable Splendid girls' leggings for kids and babies
80 Review
Slaixiu Leggings Fleece Printing GP777 3P B 130 Girls' Clothing and Leggings
54 Review