Nike Swim Fastback: One-Piece SwimsuitThe Nike Fastback Swimsuit is perfect for all water activities, with wide straps designed for a secure fit, standard bottom coverage and flat seams that help reduce chafing. Women's Numeric Size 26 28 30 32 34 36 38 40 42 Alpha Size XS S S M L L XL XXL US 0 2 4 6 8 10 12 14 16 Bust (in) 30. 5 32. 5 32. 5 34. 5 34. 5 36. 5 36. 5 38. 5 38. 5 40. 5 40. 5 42. 5 42. 5 44. 5 44. 5 46. 5 46. 5 48. 5 Waist (in) 24 25. 5 25. 5 27 27 28. 5 28. 5 30 30 31. 5 31.