Tetra® Glass Aquarium 5.5 gal makes a beautiful home for your fish. This 5.5-gallon rectangular glass tank is perfect for pairing with Tetra filtration, lighting and water care products (sold separately). Customize your tank with assorted Tetra décor and accessories. Approximate dimensions 16 inches x 8 inches x 10 inches. Small aquariums are a great way to get started in the freshwater fishkeeping hobby, and with any new hobby involving living creatures, it is always best to learn as much as you can. When buying fish, ask your retailer for guidance in choosing the right fish for your size aquarium. Since 1951, Tetra has developed the world’s most comprehensive body of fish food knowledge, and fishkeeping enthusiasts have looked to the brand for products and solutions that add ease and beauty to their home. Whether you're an experienced hobbyist or just starting out, Tetra has everything you need – from a large variety of quality fish food and innovative equipment to test kits and decor.