Suitable for all types of footwear, Granger's Footwear Repel is a simple spray-on application that repels water and stains whilst maintaining your footwear's breathability.__ It's suitable for use on all types of materials including full grain leather, nubuck, suede and fabric footwear._____ This product replaces the old "G-Max Universal Footwear Proofer" - usage instructions have not altered___This product has bluesign certification, meaning sustainable production methods have been used.