Invisible socks with black cotton. A basic that can not be missing in your underwear drawer. Dont you think? In addition, these socks belong to the HONEST collection because they are made with recycled materials, making them more sustainable. Get with them! - Invisible socks. - With cotton. - Black colour. - HONEST Collection, made with recycled materials. - Only changes or returns with seal or defective products or with tares are allowed.