Product details 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 4.11 kg co2e, they feature an fsc-certified tencel™ lyocell (eucalyptus tree fiber) upper, a sweetfoam® midsole made with sugarcane-based green eva, and a natural rubber outsole. Sku: aa000y-nablbl black fabric lining: fabric lining closure: lace-up fastening toe style: round-toe made in: vietnam fits true to size, take your normal size