While other forms of graffiti may be expressive, decorative, territorial, socio-political commentary, advertising or vandalism, yarn bombing was initially almost exclusively about reclaiming and personalizing sterile or cold public places.
[3] The women and girls who make up the yarn bombing subculture are diverse in race, age, sexuality, class, etc., and create space for themselves and their art everywhere from college campuses to public parks.
"[4] McGovern finds that yarn bombing may also be used to contradict the idea of women as homemaker by bringing such traditionally feminine art into public space.
[5] The practice is believed to have originated in the U.S. with Texas knitters trying to find a creative way to use their leftover and unfinished knitting projects, but it has since spread worldwide.
[6][1][7] The start of this movement has been attributed to Magda Sayeg, from Houston, who says she first got the idea in 2005 when she covered the door handle of her boutique with a custom-made cozy.
[6] Alyce McGovern highlights that a possible reason for this is that yarn bombing is often done by white, middle-class, women and it is seen as harmless fun; it is deemed more as street art and less as graffiti (which is enforced much more strictly).
[28] The knitted material requires removal and cleaning up; if left behind, installations become soggy and any synthetic fibers litter the environment.
[29] They faced legal trouble after their unauthorized installation in an underwater museum allegedly damaged marine life, the very cause they were attempting to raise awareness for.
[35] Public outcry concerning the installation labeled this type of graffiti a symbol of gentrification,[35] although an article by The New York Times claims a double standard in criticism of yarnbombing, and that women's work is seen as "cutesy" and inherently less valuable.