SlipOn Swimming Suits for Women Box Leg Black and Straight Leg Black BUST: With your bra on, measure under your arms and around the fullest part of your bust. WAIST: Measure around your natural waistline, making sure the tape fits securely, yet comfortably. HIPS: Measure around the fullest part of your hips. TORSO: Measure from the high point of your shoulder at your neck, down your back and between your legs and up, measuring over the fullest part of your bust to your shoulder, where you started.