Because store-bought paint is boring. It’s smooth, flat, and predictable. Sand paint is a texture party. It’s gritty like a cat’s tongue but way more artistic. You can paint a desert dune that actually feels like sand. Or make a textured masterpiece that blindfolded people can “see” with their fingers.
Plus, it’s budget-friendly. A tube of fine art paint costs more than a fancy coffee. Sand paint? You can make a gallon for pennies. And you get to feel like a mad scientist while doing it.