Details Renewable materials Machine washable Minimizes odors Adapts flexibly to your movements Made from silky-soft eucalyptus fiber and featuring a fitted collar, our ballerina never misses a beat. Made in South Korea and China. Durability Our Tree Breezer has a carbon footprint of 2.93 kg CO2e. Some models may include a wool-lined insole instead of the TENCEL™-lined insole shown in the image. As a Climate Neutral certified carbon-neutral company, Allbirds balances their emissions by funding high-impact carbon projects. Guide toSHOE CARE Remove the insoles. Place shoes in a delicates bag (pro tip: a pillowcase works too). Choose a gentle cycle with cold water and mild detergent. Shake off any excess water and leave to air-dry. Shoes will return to their original shape after one or two uses. Want the full refreshment experience? Exchange for new insoles.