1. The background of the WALL HANGING AQUARIUM can be chosen from the six types as below for free. 2. The SILVER aluminum surface of the products can be painted to one of the twelve types as below. 3.Accessories. 4. Packing Exquisite, beautiful fish tanks, which are very good gifts for office or home decoration. Customized designs are welcome. Pls feel free to contact us if you have specific design or requirements.