Allbirds Women's Black White Sole Tree Runners Casual Sneakers, size 8

From a pet and smoke free home, these carbon-neutral low profile sneaks are in lovely condition: recently cleaned insoles, nary a mark or snag to the uppers, no creasing across the vamp, and overall gentle treadwear. Best For: Walking, cooler weather, everyday wear Versatile Design: Wear-with-everything classic style, great for travel FSC-certified TENCEL™ Lyocell (eucalyptus tree fiber) upper Expertly cushioned, the proprietary foam with an S-curve tread makes the lightest sole possible and mimics the anatomical flexibility of your feet Layered castor bean oil, which emits less carbon than petroleum-based foam, and ZQ Merino wool for a cushiony, moisture wicking, and odor reducing insole SweetFoam® midsole made with sugarcane-based green EVA Bio-based TPU eyelets Shoe laces made from recycled plastic bottles ZQ merino wool heel lining Machine Washable Made in Vietnam The Tree Runner has a carbon footprint of 4.52 kg CO2e