This ETIice mug is printed with comprehensive, step-by-step instructions for creatingthe perfect ice bath, it makes calibrating your thermometer really simpleand isthe easiest way to test the accuracy of any thermometer.
The ice bathis double walled for insulation, includes ice and water level markers and has a snap-on lid. It's see-through designallows you to check the ice/water ratio, float level and thermometer depth.
The perfect accessory for any thermometer, it ensuresrapid, simple and inexpensive calibration checks