Designed to slip on and go Lightweight eucalyptus fiber offers next-level comfort Cushioned midsole provides all-day support. Keep things light and airy with our slip-on Shoes made from lightweight eucalyptus fiber that offer maximum comfort in a minimalist design. Details : Best for: Walking, warm weather, everyday wear. Thermoregulating material: lightweight, breathable eucalyptus fiber offers next-level comfort Versatile design : Classic style to wear with everything, ideal for travel Where made: Vietnam. Sustainability Our Tree Lounger has a carbon footprint of 4.11 kg CO2e. As a Climate Neutral certified carbon-neutral company, Allbirds balances their emissions by funding high-impact carbon projects. FSC-certified TENCEL™ Lyocell (eucalyptus fiber) upper SweetFoam® midsole in green sugarcane-based EVA Castor oil-based foam insole Some models may include a wool-lined insole instead of the TENCEL™-lined insole shown in the image 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 a 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.