Made of glass
Floats for convenient testing
This floating thermometer is handy for tracking the temperature of your wine or beer's fermentation. Easy to read scale from 0 to 220 Degrees Fahrenheit or -20 to 100 Degrees Celsius. Has an easy-to-handle rubber grip on top. Fast reacting and professional quality.
8 Inch Floating Glass Thermometer - B00838SV5C