AWARD-WINNING ONE-PIECE HAAKAA BREAST PUMP: The OG Haakaa Silicone Breast Pump is an innovative, user-friendly product with excellent suction and capacity for milk collection. The Haakaa milk collector is endorsed by moms and professionals worldwide. ONE SIZE FITS ALL – LIGHTWEIGHT, COMPACT & PORTABLE: The Haakaa manual breast pump accommodates different breast sizes. Compact for easy storage and fits into most bags for home, work, travel, or anywhere you need to hand pump breastmilk. VERSATILE PUMPING TOOL WITH ADJUSTABLE SUCTION: Uses suction for manual pumping and can also collect let-down while held or in a pumping bra without suction. Adjust suction strength by controlling the air expelled—more air out means stronger suction. CONVENIENT, SILENT OPERATION: No batteries or cords required. Quietly express breastmilk or catch let-down while nursing anytime, anywhere. EASY CLEANING: No joints, cracks, or edges for nasties to harbor. Suitable for most cleaning & sanitization methods, including boiling water. [Recommended for established milk supply (typically 2-3 weeks postpartum). If experiencing low milk production or in the first week postpartum, we advise consulting a lactation specialist to determine the safest feeding plan for you and baby.]