r/CrappyDesign and r/crappyoffbrands (aka CrappyDesign and crappyoffbrands) are two famous subreddits that posts design fails and funny knock off brands.

Mini Car
Abou CrappyDesign:[]
Objects of existence that have a bad, funny, weird, failing design
crappyoffbrands:
Bootleg brands and movie mockbusters
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