Nanotech Process?Smooth Finish?Rounded Bottom Design?Without Acculation of Milk Powder ?Features 1.The container is treated with special nanoteach to minimize it's friction to enable smooth pouring. 2.Rounded side design eliminates the residue in the container and easy for washing. 3.Independent outlet design ensures cleanness and hygiene. 4.Drop-proof outlet cap design, no risk of losing the caps. 5.Fixed capacity container design saves time for making milk. 6.Free extra lids, each level could be used separately as milk powder or food container. ?Material Container/Lids?Polyproplene (-20?~+120?) Outlet Cap?TPR (80?±10) ?Capacity: Available 54g milk powder each container (one soppnful approx 4.5g, available 12 spoons of milk powder) can be available 360ml milk or 120g porridge.