Coral Reef Backdrop for hire. Our Coral Reef Backdrop is a fabulous addition to all Under the Sea events. The beautiful colours make this backdrop super striking and would be a showstopping piece at any event. Try pairing the Coral Reef Backdrop with our Life-Size Octopus, Deep Sea Diver and Large Coral Sculpture to create a perfect Under the Sea montage. Try pairing the Coral Reef Backdrop with our Life-Size Octopus, Deep Sea Diver and Large Coral Sculpture to create a perfect Under the Sea montage.