Momcozy Air 1 Wearable Double Breast Pump.The Momcozy Air 1 Ultra-Slim Double Breast Pump is designed for modern moms who prioritize discretion, efficiency, and convenience. Features: Ultra-Slim & Discreet At just 2.4 inches thick, it is 20% thinner than other conventional pumps on the market. Transparent Top for Quick Alignment The industry-first design simplifies nipple alignment and allows for easy milk volume monitoring. Wireless Charging Convenience The 1800mAh battery-powered charging case supports up to 15 pumping sessions or 5 days of use. Smart App Connectivity Syncs with the Momcozy app for automatic mode switching, real-time milk tracking, full-collector alerts, and more. Comfort-Focused Design Made from 50A soft silicone, providing a gentle and secure fit for all breast shapes. Easy to Clean & Assemble With only 5 parts to clean and no extra tools needed, the Air 1 is easy to assemble and maintain, saving you time while keeping it hygienic. The durable, non-porous PPSU milk collector is designed for easy cleaning, ensuring long-lasting performance.Contents:- (2) 24mm Flange Pumps- (2) 19mm Flange Inserts- (2) 21mm Flange Inserts- (2) 17mm Flange Inserts- (1) Flange Size Ruler- (2) Flange Covers- (2) Spare Valves- (1) USB Type-C Cable- (1) Wireless Charging Case- (1) Magnetic Charging Cable- (1) Quick Start Guide- (1) User Manual.