Under Armour Sleepwear Sizing
Under Armour Size US Size Bust (inches) Cup Size Waist (inches) Hips (inches)
X Small 0-2 30-32.5 A/B/C 23-25 33-35
Small 4-6 33-35 A/B/C 25.5-27.5 35.5-37.5
Medium 8-10 36-38 A/B/C 28-30 38-40
Large 12-14 38.5-40.5 A/B/C 30.5-32.5 40.5-42.5
X Large 16 41-43 A/B/C 33-35 43-45
See our complete Lingerie Fitting Guide here.