Jason Markk Repel creates a durable, breathable barrier that effectively repels liquids and stains. Its PFAS-Free water-based formula is safe to use on all materials like suede, nubuck, leather, nylon, canvas and more. We’ve totally reformulated Jason Markk Repel Protectant Spray to deliver a “better-than-aerosol” spray quality, without causing harm to our planet. Engineered with multi-patented technologies, a fine mist combined with a continuous spray functionality covers large areas quickly and evenly in all directions.