There were 11 sets left in stock last I checked. Here's the link: https://www.amazon.com/gp/product/B093BQ27JC/ref=ppx_yo_dt_b_asin_title_o00_s00?ie=UTF8&psc=1
They may be a knock off of KBDFans as they are listed under the brand: UniCusMech
Ice cream. I bought them on amazon, and they arrived really quickly which was a pleasant surprise: https://www.amazon.com/gp/product/B093BQ27JC/ref=ppx\_yo\_dt\_b\_asin\_title\_o00\_s00?ie=UTF8&psc=1