Bought these for our leggy 10 year old daughter and they fit very well. It's hard to tell online which ones are good quality and fit, but these seem perfect.
C9 Champion Girls Supersoft Bright Girls' Clothing and Active
46 Review
Pack Athletic Performance Basketball Drawstring Girls' Clothing
48 Review
Hollhoff Gymnastics Playgrounds Shorts - Breathable Clothing for Girls
48 Review
Dancina Toddler Leotard Flutter Sleeve Girls' Clothing for Active
55 Review