The Tinukim iFeed Self-Feeding Baby Bottle with Tube - Anti-Colic Nursing System is an ingenious, handless feeding system designed to let you comfortably feed your little one in an upright position.This no-hands feeding device is tailor-made for babies 3 months and up and their busy, on-the-go families.Say goodbye to inconvenient feeding times/situations and to dropped bottles, and feed your baby anywhere on the go-while baby is in the carrier, carriage, stroller, or car seat. The controlled, air-flow design allows baby to easily regulate and manage feed pacing and flow amount. The Tinukim iFeed Handless Nursing System is a portable, two-pack set that contains:2 bottles, 2 adaptors, 2 disks, 2 nipples, 4 cap rings, 2 (6.5") tubes, 2 (11.5") tubes, 2 nipple covers, and 1 tube cleaning brush. Baby bottles are available in two sizes: 4 oz. and 9 oz. and three colors: Blue, Pink, and White. Limited one-year manufacturer?s warranty. Imported.