The Vans Authentic Color Theory trainers in Pure Grey are a timeless classic that started it all. Made with an old-school canvas upper, this seasonal Authentic honors the iconic Vans silhouette while offering a fresh look. The Color Theory Collection allows you to create a unique color story by pairing vibrant, unexpected hues with iconic footwear styles. These low-top trainers feature a lace-up closure and contrast trim. Upper: Canvas. Lining: Other Materials. Outsole: Rubber.