Medela’s supplemental nursing system is intended for long-term supplemental feedings and uses gravity to encourage the flow of breast milk from its container to your baby. Moms seeking a disposable, short-term solution may benefit from our Starter SNS™ (sold separately), which is a lactation aid feeding tube and baby feeding system intended for 24-hour use when short-term assistance is needed. As with every Medela product, our SNS is designed with you and your baby in mind so you can feed your little one with breast milk for as long as you choose. Key FeaturesBaby Feeding Tube Device For Long-term Supplemental Feedings At Breast: Made For Moms And Babies Facing Special Challenges, The Device Keeps Premature Babies And Babies With Special Needs At The Breast While Inducing Lactation In Moms With Low Milk Supply.Adjustable Flow-rate System And Color-coded Valves With Tubing: Supplemental Nursing System And Nursing Trainer Allows Mothers To Control The Flow Of Breast Milk To Their Baby While More Easily Managing Different Feed Rates.Adjustable Neck Strap For Maximized Convenience: With An Adjustable Neck Strap And Three Sets Of Tubing (Large, Medium, And Small) Provide A More Comfortable And Convenient Feeding Experience For Parents.Arrives In Ready-to-use Sterile Packaging: Supplemental Nursing System Is Sterile In Package And, Like All Other Medela Parts And Accessories That Come Into Contact With Breast Milk, Is Made Without Bpa.Loved By Moms, Recommended By Doctors: The World's Leading Brand In Breastfeeding Research, Medela Has Worked With Researchers In Breast Milk For Over 60 Years, And Is The #1 Choice For Hospitals And Healthcare Professionals Around The World. This Multi-award Winning Breast Pumps And Accessories Are Used And Loved By Moms In Over 100 Countries.SpecificationBrand - MedelaType - Nursing SystemAge - 0 to 24 MonthsProduct Dimension - 2.5 x 2.5 x 2.5 cmPackage Dimension - 2.5 x 2.5 x 2.5 cmItems included in the package 1 Medela Supplemental Nursing System