Product Description Food grade PP material, environmentally friendly and tasteless, free of bisphenol A, safe to use. Four layers individual storage design. Sealed thread knob, good sealing, will not leak and not easy to damp. Funnel bottle design, for easy pouring of milk powder. Multifunction: storage milk powder , fruit , food etc. Right size, can be placed in a backpack for easy carrying. Heat resistance :-20°~ 110°. Please be sure to clean before use. Please do not use microwave to sterilize, you can put it in boiling water disinfection. Product Specifications Sealing cover, bottom box:Food grade resinPP. Gender: unisex. Size: As the picture. Color:pink /blue