The Qur’an prohibits women from revealing their “Zeena” (adornments) to non-Mahram men. If the clothing and appearance you will show on your page falls under this category then it’s haram. For instance, if you will be putting make up on, and the clothes you’ll be showing are elegant and eye-catching, that would not be permissible. Otherwise it would be ok.
I recommend finding other alternatives to showcasing the clothes for your business