... silicone nipple ,soft and strength for 10 mm3. Infant feeding bottle Features: heat-resistant , reach to 120 centigrade ,unbreakable, easy ... environmental and safety material. 4. The screen ink on baby bottle is imported from Germany, Environmental ,no toxic, tasteless, harmless. ... to meet your requirement . 6. Humanized design of feeding bottle ,some with stable handle ,some with movable handle