Model Number: INZ-G50-002-US-#4731 Brand Name: Safetyme Key Specifications/Special Features: Materials: two parts, onemade of 100% food grade liquid silicone, FDA approved, another made of titanium alloy, a globally-recognized food grade materialPackage size: 24*10.5*5cmComfortable, non-toxic, tasteless and easy to washNot easy to deform, with -60 to 250C temperaturesFictional, anti-scald nipple,can control the temperature to 37.2 degrees,to prevent the high-temperature milk or water from flowinginto baby's mouth, it lets the baby drinks very mouthful of milk just like as breast milk, neither too cold nor too hot