But now that the eclipse has come and gone, you may be asking what can you do with those solar eclipse glasses.
Here are some ways you can repurpose or dispose of the protective eye gear.
That means a lot of recyclable material will be out of use starting Tuesday.
If you're one of the above, there's good news: If your glasses are compliant with the ISO 12312-2 global safety standard (which you should be able to check along the band of the glasses) then they should be good to use indefinitely.
If you do end up tossing them, try to put them in the recycling bin.
Whatever you decide to do with your glasses, just don't throw them in the trash.
Don't try to recycle plastic frames.
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First, see if they are reusable. They just can't be scratched, punctured or torn.
Brooks Mitchell, the education coordinator for the nonprofit Space Science Institute, told Earth911 he will hang the glasses on a bulletin board "to remind myself of the awesome celestial experience".
The little piece of cardboard glasses seem nearly useless now, and while it may be tempting to tuck them away for the next US eclipse on April 8, 2024, officials warn against it.
People who want their special sunglasses to live to see another eclipse in Asia and South America may send them to Astronomers Without Borders' corporate sponsor Explore Scientific at 621 Madison St., Springdale, Ark., 72762.
The group said it will announce plans to collect eclipse glasses in the coming days on its Facebook page.
As AWB now works to set up the specific drop-off protocol, the organization asks that people not send the glasses directly to them, but instead to Arkansas-based telescope company Explore Scientific, which is working with the AWB program.
"I wouldn't mind a pair of eclipse-filter earrings", Pease said, "as an astro-fashion statement".