Pre-cut for 20-gallon tanks, trim for smaller sized tanks
Clings-on back of aquarium with water - no messy adhesive or tape
Pirate and treasure theme is great for kids
Penn Plax's Peel & Stick pre-cut aquarium backgrounds are a fun and easy ways to customize and enhance the enjoyment of any aquarium. Clings-on with water, no messy adhesive to clean up. Designed for 20-gallon aquariums Measures 24 x 16-inches (61 x 41-cm) Trim to fit smaller aquariums.
Pen Plax BGC1 Cling-On Shipwreck Aquarium Background 24" x 16" - B010EGREP8