Marina Double-Sided Aquarium Backgrounds offer a wide variety of breathtaking colour scenery that adds natural-looking visual intensity and vibrancy to aquariums. The reversible backgrounds feature uniquely dramatic vistas on each side. Durable and water-resistant, the laminated backgrounds can easily be mounted using tape. For best results, use Marina Clearview Background Adhesive Solution for improved clarity. Size : 30 x 60 cm (12in x 24in)