All Sunkissedcoconut designs are unisex adult sizes • For younger teens and children who are on the smaller side, please order a size small or medium. • Do not size up if you are a smaller person it will be too big • Do size up if you want a looser fit or if you have a larger chest/breast • Our items are designed to be looser around the belly (but they are not oversized) • View size chart below for more details • Model: Our model is an adult in her late 20s not a teenager! She is wearing a size adult XL for an oversized fit. She is 5"3 140 lbs.