Elvie Curve - Wearable Manual Breast PumpElvie Curve Wearable Manual Breast Pump Elvie Curve is a wearable, silicone breast pump with variable suction that enables gentle milk expression and let down collection for ultimate comfort and convenience. Breastfeeding women can use Elvie Curve to gently express milk whenever her breasts feel full or when they let downwhile they are feeding or pumping on their other breast. Fitting to the curve of her breast and worn in bra, a mother can express