Control one-piece styles provide allover support that hugs curves where it's needed most. Model is wearing a size X-Small Take your measurements and consult our size chart to choose which size will fit you best. If you are between sizes, Coastal Blue recommends sizing down. Measure your waist at the narrowest part. Measure your hips at the fullest part. US Swimwear Sizing Guidelines Brand Size USA Bust (in) Hip (in) Waist (in) XS Size 0-2 32 - 34 32 - 34 24 - 26 S Size 4-6 34 - 36 35 - 37 27 - 29 M Size 8-10 36 - 38 38 - 40 30 - 32 L Size 12-14 38 - 40 41 - 43 33 - 35 XL Size 16-18 40 - 42 44 - 46 36 - 38