A Handy Hydrometer Trial Jar.
This plastic Trial Jar used to test the gravity of your fermenting homebrew. Use a Hydrometer such as this one to measure the specific gravity of your wine or beer in order to achieve the desired alcohol content and sweetness.
The base of the Trial Jar is removable for cleaning.
Why use a Hydrometer?
In-Home Wine and Beermaking, you can control the sweetness and alcohol content of your wine and beer by measuring the ‘specific gravity’ of the liquid with a hydrometer.