Sneaker spray is a product that is used to protect sneakers from water and stains. It is a spray-on solution that is applied to the upper of the sneaker to create a barrier that repels water and other liquids. This spray can be used on a variety of materials such as leather, suede, and canvas, and are popular among sneaker enthusiasts and people who want to protect their sneakers and extend their lifespan. The result of using this kind of sprays can be a sneaker that is more resistant to the elements and easier to clean.