1.PC feeding bottle bottle with Liquid silicone rubber nipple. 2.Printing ink is ... made of food-grade POLYCARBONATE one-time injection blow moulding bottle is transparent, light weight, smooth inside, easy to wash ... secondary pollution. Special venthole in the bottom the presure inside and outside the bottle.More healthy, safer,no-toxic and ... metal,no-toxic,safe,hygienic 250ml baby feeding bottle