Allbirds has updated its popular Tree Runner sneaker with the Tree Runner Go, featuring a ribbed insole, improved toe shaping, and new finishes. The Tree Runner Go is made with a sustainable TENCEL Lyocell blend upper and sugarcane PVA midsole, providing both comfort and eco-friendliness. The sneakers are available in five color variants and are perfect for everyday wear, walking, and even long days at theme parks.