Features: Convert your breast pump easily with this set of nipple shield adapters. Compatible with most popular breast pump, these converters allow you to use different sized bottles for convenient milk storage. Made from quality silicone, these nipple shield adapters are safe and durable. They are designed to fit securely onto your breast pump, ensuring a leak free pumping experience. For breastfeeding mother who use different brands of breast pump, these nipple shield adapters provide a versatile solution. Use these nipple shield adapters at home, in office, or while traveling. With their compact design, they are easy to carry and store. Enjoy the convenience of using your preferredbottles with any breast pump, wherever you go Say goodbye to the hassle of transferring milk between bottles. These nipple shield adapters allow you to pump directly into the bottle of your choice, saving time and reducing the risk of spills. Simplify your breastfeeding journey with this must have accessory. Specifications: Material: Silicone Note: Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 5xFlange Insert 2xSilicone Diaphragm 2xDuckbillValve