1.BPA FREE borosilicate glass baby bottle; 2.Tasteless,nontoxic,hygienic,eco-friendly; 3.Material:High Borosilicate Glass 1,Dishwasher safe,boiling water/ microwave sterilization safe2,Glass like transparency with high temperature resistance, easy to clean.3,Non toxic lead free ink4,All printing ink is up to European standard, dont contain any heavy metal. healthy for baby glass bottle