How long does homemade slime last?
Slime doesn’t go bad, but you may want to toss it if it develops mold or if it dries out. Refrigerated slime, kept in a baggie, should last for a couple of weeks and can last months in a sealed bag unrefrigerated. If slime contains borax, it shouldn’t spoil at all.
What is the best way to store slime?
You can also use a screw-top container or jar. You want to keep that air out as best you can! Put the slime in the refrigerator. The best place to keep your slime is in the refrigerator.
How long does slime last in a container?
It will typically remain intact in an airtight container for a few weeks. After that, you may need to reactivate your slime. If your slime melts like an ice cube you are just going to need to add more activator solution to it.