edesigned using direct consumer feedback, the Allbirds Tree) is a running shoe that comes with top environmental credentials and improved performance compared to its predecessor. Featuring a breathable knit upper made with TENCEL Lyocell (eucalyptus tree fibre) and a bio-Pebax-based high-performance SwiftFoam midsole, the shoes provide a comfortable running experience for frequent fliers and running rookies alike. Best of all, each shoe’s carbon footprint is only 7.21kg CO2e, which Allbirds offsets to zero!
