F13161 -62-63 Series
The BB769 series is made of high density polypropylene. The F13160, F13164 and the F13165 series are made of high molecular weight high density polyethylene. The F13165 series has a high temp polymer that allows them to handle up to 300°F. The BB769 series is good to 265°F. The F13160, F13161, F13162 and F13164 are all good to 250°F. All of the “F” series also have an indicator patch that changes color when sterilized.