The ELEBOX Water Plants Aquarium Background Poster HD Fish Tank Background Decorations Landscape 2 Sided 16″x 40″ is a heavy duty plastic aquarium background that is perfect for creating a lifelike effect in your fish tank. Made from thickened PVC, this aquarium background is waterproof, non-glare, and easy to fade and is durable. With its beautiful fish theme design, this aquarium background can also be used to hide hoses, filters, and other equipment. It’s easy to trim to fit your fish tank and comes in several sizes to choose from!