From Wikimedia Commons, the free media repository
English: Yarn bombing, yarnbombing, yarnstorming, guerrilla knitting, urban knitting or graffiti knitting is a type of graffiti or street art that employs colorful displays of knitted or crocheted yarn or fibre rather than paint or chalk
Not a joke. See Knitta
This category has the following 5 subcategories, out of 5 total.
Media in category "Knitted graffiti"
The following 11 files are in this category, out of 11 total.