Sufjan Stevens, Phantogram, My Brightest Diamond and more have donated one-of-a-kind vinyl records for a special online auction that kicks off today (Dec. 1).

Test Pressings for Charity, "a collaborative project that uses test pressings to connect independent record labels with fans," will be hosting the sale this afternoon to support Girls Rock Alliance Camp, an organizataion to help girls empower themselves through music education and performance.

Thanks to Asthmatic Kitty Records, Ghostly International, K Records, New Amsterdam Records, Western Vinyl and Secretly Canadian Distribution, 100-percent of the proceeds will be go to the charity, which ends on Saturday (Dec. 6) at 5PM ET.

The auction officially starts at 5PM ET today -- but in the meantime, you can check out the vinyl that's up for auction here or in the gif below: