The aquarium background is made of durable plastic, easy to cut to fit your aquarium. The aquarium sticker is made of reinforced PVC, which is waterproof, matte, fade-resistant, and durable. The aquarium background features bright colors and high-resolution images, sure to create a realistic effect for your aquarium. A beautifully designed background reflecting the fish theme, it can also hide pipes, filters, and other unwanted spots.