Then she could have blatantly bent over straight legged, letting the hem rise up to expose her naked buttocks.
For added oomph, there are also shots of their buttocks.
In general, women have larger hips, buttocks, and thighs than men.
Instead, the string tanga has a "V" shaped back that disappears into the buttocks at around mid-hip, with very little coverage in the front and a general lower rise than a standard bikini bottom.
If bare breasts, bare buttocks or genitals are present, block access to the site.