These are two cat themed ear savers/strap holders for face masks. I tried to find where the first one came from without much luck (despite reaching out to some of the shiftiest internet spelunkers I know), but the second one is 3D printable for free with the file download available
This is a video of Youtuber agepbiz’s quest (appropriate) to 3D print himself a human scale LEGO knight’s helmet large enough to fit his own respectable-sized dome. The process included taking close-up photos of a helmet then digitizing them into a computer model, then upscaling that model by 2020% and