Butler also notes, "that the gendered body is performative suggests that it has no ontological status apart from the various acts which constitute its reality.
Psychology Jean Malpas writes that children as young as two "have a good grasp of social norms and, in accordance with the developmental stages of gender constancy (Cohen-Kettenis & Pfafflin, 2003), are able to differentiate between a man and a woman, understand how boys and girls are supposed to look and behave, and pinpoint when something is out of line.
[6] A specific example that looks at the feminization of an existing product is the process of redesigning cellphones to sell to a female audience.
As mobile phones were first introduced to women in the 1990s, it was marketed as a tool for "remote mothering", or as safety devices for traveling.
The Nokia 7270 folding phone was a fusion of functionality, usability and fashion; it featured "chic, interchangeable fabric wraps... allow[ing] you to impulsively change your look as often and as boldly as you please".
However, some studies have demonstrated that even in these cases, there may be an unconscious bias where designers base their choices on a one-sided, default male user image.