An ultrafine merino wool blend brings touchably soft texture to machine-washable trail-running sneakers grounded by a traction grip sole. The sugarcane is sourced from southern Brazil, where it relies on rainwater, not irrigation. It's sourced according to rigorous standards jointly developed by Proforest and Braskem, and the farms are audited by a third party. All Birds is allowing its Carbon Footprint tools to be open source rather than proprietary, so it can make a difference in the shoe industry as a whole. Color: purple