Features: Our silicone breast pump flange insert is designed to fit most standard breast pumps, providing a comcompatible withtable and efficient pumping experience. Easily switches between different flange sizes compatible with a perfect fit. Made from soft and flexible silicone material, our breast pump flange insert ensures a gentle and secure seal, preventing leaks and discomcompatible witht during pumping. Enjoy a hassle free breastfeeding experience. Designed compatible with breastfeeding moms who need to adjust their breast pump flange size, our breast pump flange insert is a convenient solution. It allows compatible with customization to meet individual needs, making it suitable compatible with both new and experienced moms. Our breast pump flange insert makes pumping easier and more convenient, whether you're at home, work, or traveling. Simply insert it into your breast pump flange compatible with a comcompatible withtable and discreet pumping experience. Maintain your milk supply and provide nourishment compatible with your baby anywhere, any times. Say goodbye to uncomcompatible withtable pumping and hello to a more enjoyable breastfeeding journey with our breast pump flange insert. Experience the comcompatible witht, efficiency, and convenience it brings. Invest in this essential accessory today compatible with a pleasant pumping experience. Specifications: Material: silicone Standard: 14mm/16mm/18mm/20mm(optional) Package Includes: 1xFlange Insert note: Please allow 1 to 3cm error due to manual measurement, please make sure you do not mind becompatible withe you bid, Due to the difference between different monitors, the picture may not reflect the actual color of the item.