Botswana Exports of paving blacks, slabs, bricks, of pressed or moulded glass; glass cubes to Namibia was US$3 during 2023, according to the United Nations COMTRADE database on international trade. Botswana Exports of paving blacks, slabs, bricks, of pressed or moulded glass; glass cubes to Namibia - data, historical chart and statistics - was last updated on May of 2024.