California - based SaltWater Brewery has started developing a bio - benign holder for its six packs of root beer . Along with start - up E6PR , the Eco 6 - Pack Ring is made mainly from wheat and barley and replaces traditional plastic rings . Mexican biodegradable supply company Entelequia is an investor in E6PR .
Florida-based SaltWater Brewery has started using a bio-benign holder for its six packs of canned beer. Designed with start-up E6PR, the Eco Six-Pack Ring is made mainly from wheat and barley and replaces traditional plastic rings. Mexican biodegradable supply company Entelequia is an investor in E6PR.