Question: how many inches between sizes?
Answer: According to the sizing chart on the LLBean website, there is a 1-inch difference in the hips for each size from 0 through 10. From size 10 to 16, there is a 1-1/2-inch difference between sizes. From size 16 to size 18 and above into women's sizes, there is a 2-inch difference; sizing at other retailers may differ.