Allbirds Men's Charcoal Wool Runners Size 12

Warm and cozy ZQ Merino wool provides next-level comfort Cushioned midsole gives wear-all-day support Machine-washable materials keep shoes looking like new Our Wool Runner is carbon neutral thanks to sustainable practices, like using natural materials funding high impact carbon projects. But before we balance the emissions, its footprint starts at 9.9 kg CO2e. Learn more about carbon footprint labeling and our commitments to reduce our impact. Sustainable Materials: ZQ certified Merino wool upper that meets the highest standards of animal welfare, environmental care, and social sustainability SweetFoam® midsole made with sugarcane-based green EVA Shoe laces made from recycled plastic bottles Castor bean oil-based insole foam ZQ merino wool heel lining