(since her natural waistline had temporarily "disappeared"). How does maternity clothing sizing work? : r/BabyBumps
She was about to click on a size Large when she remembered her friend’s advice: "Don't size up! Maternity clothes are already sized up for you." Sarah looked closer at the Angel Maternity Sizing Guide and realized that a maternity "Small" was built for someone who was a "Small" before the bump. how to buy maternity clothes sizes
Sarah stared at her favorite pair of jeans. It was week 14, and for the third morning in a row, the button refused to meet the hole. She’d tried the "hair tie trick"—looping an elastic through the buttonhole—but today, even that felt restrictive. (since her natural waistline had temporarily "disappeared")