How long do unopened polymer clays, like Fimo and Premo, last when kept in a dry place without exposure to heat or sunlight (as far as we know)? - Quora
![I have a lot of polymer clay that I didn't use in maybe 2 years. On the package it says that it should be used one year after opening the package. Is I have a lot of polymer clay that I didn't use in maybe 2 years. On the package it says that it should be used one year after opening the package. Is](https://preview.redd.it/e5765nwrqqg71.jpg?auto=webp&s=cdda489327a301fa38939b2c1d3c753c1c4ae55b)
I have a lot of polymer clay that I didn't use in maybe 2 years. On the package it says that it should be used one year after opening the package. Is
![I have a lot of polymer clay that I didn't use in maybe 2 years. On the package it says that it should be used one year after opening the package. Is I have a lot of polymer clay that I didn't use in maybe 2 years. On the package it says that it should be used one year after opening the package. Is](https://external-preview.redd.it/Qmvl1BzNIzpFr9pA8XeqeEyx_I2tnSA3pKIuUvrPcr8.png?format=pjpg&auto=webp&s=083c14b727c253dc409ea3b4f1f3aa46bff456b0)