South Side coffee trailer hosts drive for feminine products Southbound Coffee’s effort is in celebration of Women’s History Month and menstrual hygiene Updated: Tags: SAN ANTONIO – They may be known for their coffee, but this week Southbound Coffee has created a buzz on social media because of a little pink donation box outside of the business. Earlier this week, Adriana Ruiz, owner and barista of Southbound Coffee announced on Instagram she was teaming up with a local nonprofit to celebrate Women’s History Month and address a common issue in many areas of the world, including San Antonio.