EcoDifesa comes in a liquid form, with main active ingredient being a photo-catalyst, which is nano-sized metal oxides particles with proprietary ingredients. Metal oxides is a naturally occurring oxide and widely used as a paint pigment, sunscreen ingredient, and food additive. The coating is transparent and odourless and can be applied to all surfaces. It comes with 5 types of fragrance rose, lemon, sandalwood,lavender and fragrance free