Recommended from 6months and above. Made of grade PP material, safe for baby, eco-friendly, durable to use. Completely Free from Bisphenol- A and Phalates. Made of grade PP material, safe for baby, eco-friendly, durable to use. 3 Layers (detachable, easy to open and seal) Perfect for all mommies to take the milk powder outside for your baby All parts can be sterilized, microwaved and are dishwasher safe for quick and easy cleaning Dishwasher safe and can be sterilized