ALLBIRDS Tree Breezer flats. Size US 8M Excellent Condition. Hunter green in color. Tree Breezer Highlights Lightweight flats, breathable eucalyptus fiber provides next-level comfort Ribbed collar provides a perfectly secure fit Easily transitions from day to night. Crafted with silky-smooth eucalyptus tree fiber and a fitted collar, our machine washable ballet flat never misses a beat. Made in Vietnam.