Creality eBay has buy 6 get 4 free on their PETG filament. This can be stacked with coupon FINDYOURS20 applied at checkout.

The listing has both refills and with plastic spools.[LIST][*]Add 10 colors of your choice to you cart from the Product Page [ebay.com][*]A discount of $61.20 will be automatically applied for the buy 6 get 4[*]At checkout apply coupon FINDYOURS20