A model on the navigation menu is if the menu has no signifier which is found By means of a gesture. Inside the Sephora app, on deep webpages the menu could be accessed by swiping horizontally about the still left edge (a gesture which is problematic in iOS, given that, https://rowanb46m7.bimmwiki.com/11152139/guidelines_regarding_how_to_configure_hyperlink_aggregation_for_eap330