The perfect everyday active shoe: Meet the Tree Dasher 2 sneakers from Allbirds. Best for everyday walks, jogs, and light workouts, they arrive with more responsive foam, extra grip, and an improved fit to keep you moving. With a carbon footprint of 5.48 kg CO2e, they feature an FSC-certified TENCEL™ Lyocell (eucalyptus tree fiber) upper, a SweetFoam midsole made with sugarcane-based green EVA, and an FSC-certified natural rubber outsole.