Allbirds Men’s Wool Runners Natural Grey Size 11 The Original Best-Selling Sneaker Combines Soft Merino Wool With Cloud-Like Comfort Allbirds fit true to size for most customers. If you have wide feet or are between sizes, we suggest you size up for all styles. Our shoes are machine washable—just remove the insoles and hand wash them separately—to keep every step as fresh as the first. 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
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