Cora Ball - MultiThe Cora Ball team is working to make big changes through everyday sustainability. Join tens of thousands of people all around the world keeping our ocean cleaner with every load of laundry! Every time we do laundry, our clothes shed tiny, unseen microfibers (including plastic), which go down the drains of our washing machines and into our waterways. The Cora Ball is a new kind of laundry ball. Inspired by the way coral filters the ocean, the Cora