These 5-ounce feeding bottles are the perfect size for moms who are latching and pumping to regulate their milk flow. What it does: The pack comes with Slow Flow teats that are ideal from the first month as it mimics the initial slow flow of breast milk-up to 3 months old.Pack includes: 2 x 5 oz. Feeding Bottles with Slow Flow Teats Plastic/polypropylene/silicone Top-rack dishwasher safe Imported