These are the older model Wool Runners from Allbirds. The color is black, and while they show signs of wear, they are still perfectly usable. Although they are made of wool, they are very comfortable to wear in any season and are recommended for long periods of use. Upper: ZQ-certified merino wool, meeting the highest standards of animal welfare, environmental protection, and social sustainability. Midsole: SweetFoam, an EVA material derived from sugarcane. Outsole: FSC-certified natural rubber. Main color: Black