How You Can Make A Difference Partner with Just a Drop South African Airways At WTM this year, the South African Airways team will be working alongside Just A Drop to drive a sustainability message into the industry around re-usable plastics, and helping raise funds for the organisation, selling filtered water bottles at 33% of their retail price. The team have kindly sponsored the manufacturing of the bottles; and the proceeds that are raised from sales will go towards ensuring communities across the world are able to access safe, clean water.