Contains: 5 oz Bottle with Slow Flow Nipple, Collar and Cap. Sure Flow Vents for more liquid, less air in baby's tummy. Unique triangle shape is comfortable to hold. The Gerber ComfortHold Bottle is specifically designed for both mom and baby. Cap protects nipple and prevents leaks. Comfort Latch Nipple has a natural shape for easier latch-on. Soft grip collar designed for easy opening and closing. Wide design is easy to clean and fill. Unique triangular shape is comfortable to hold. All Gerber Premium Feeding System Products are dishwasher safe, top rack only. Assembled in the USA.