28 Nov 2018 --- Corona will become the first global beer brand to trial 100 percent plastic-free six-pack rings. The new rings will be piloted in Mexico at the beginning of 2019, with further tests in the UK planned for later in the year. Corona announced that it will pilot plastic-free six-pack rings in select markets as part of the brand’s commitment with Parley for the Oceans to lead the industry with eco-friendly packaging.