Marvel Aquarium Give your fish the gift of this Spiderman tank backgroundthis hero can scale tall buildings and entertain your fish, too Colorful Spiderman aquarium background makes decorating your aquarium fun and exciting; great for fish tanks at school, at home, or at the office Superheroes can always brighten your day, even from the back of a fish tank This double-sided design is a great conversation piece for family and friends Easy to apply with household tape; dimensions are 19.2 x 31.5 inches