Allbirds Merino Wool Runners - a remarkable merino wool sneaker that's naturally soft, cozy all over, and fits your every move. Flexible, supportive, and astonishingly soft, the Wool Runner is designed with simplicity and serious comfort in mind. They are as good on your feet as they are on the environment. They're breathable, lightweight, and can be worn sockless, making them the best travel shoe. Features & Design: soft and cozy, flexibly conforms to your movements, cool in the heat and warm in the cold, wicks moisture, so soft you can wear sockless, minimizes odor, machine washable, low carbon footprint, lightweight sole, wool upper, recycled laces, padded insole, Allbirds Men's Merino Wool Sneakers, Natural White, Size 13