Description: Soft Silicone and Anti Backflow Design: This breast pump is made from healthy, soft silicone and PP materials, ensuring for your baby. All parts are detachable and easy to clean. It features an anti backflow design where the duckbill valve prevents milk from flowing back into the bottle, while the silicone diaphragm prevents milk from entering the pump. The comfortable design does not require leaning forward, providing a more relaxed posture. It has strong suction power, is easy to clean, and comes with 10 additional milk storage bags for use during travel.Adjustable Suction: Our manual breast pump has two adjustable suction levels that baby's real frequency to help quickly and comfortably express The massage mode promotes lactation. You don't have to lean forward to ensure all milk flows into the pump; a more comfortable sitting position makes expressing easier and increases milk supply.Compact Body for Easy Portability: With its small size and lightweight design, this breast pump is convenient for storage and travel purposes. Advanced pumping technology ensures noise levels below 20db so as not to disturb your baby's feeding or sleeping time.Material: Made of PP material and silicone that are environmentally friendly with longer lifespan.Product Details: The product measures 19.7x7cm in size; package includes a manual breast pump, a nipple, a collector, 10 storage bags for Spanish instruction manual. Specification: Material: PP Silicone Size Chart: 19.7cmx7cm/7.76inchx2.76inch Package Includes: 1 Manual Breast Pump1 Nipple1 Collector10 Storage Bags1 Spanish Instruction Manual Note: 1.This is not infant toy , please take away from children to avoid eating.2.Please allow slightly errors 1-2cm differences due to manual measurement.