Tideline Studio Column 5-in-1 Aquarium Bundle Kit Includes - 1.5 - Gallon Column (5.6" x 5.6" x 11.8") - 3.7 - Gallon Column (7.9" x 7.9" x 15.8") - 7.6 - Gallon Column (9.9" x 9.9" x 17.8") - 11.5 - Gallon Column (11.8" x 11.8" x 19.7") - 19.5 - Gallon Column (13.8" x 13.8" x 23.7") - 40.5 - Gallon Column (17.8" x 17.8" x 29.5") Introducing the new Tideline Studio series of sleek and modern trimless aquariums! Tideline aquariums are crafted by skilled fabricators and made with ultra-clear glass. Going a step above low-iron, we use automotive-grade PPG 5 glass that ensures the best clarity and highest quality. Cleanly finished seams are bonded with specialized German brand silicone. Edges are beautifully finished with a smooth polish and beveled edges. Each aquarium is authenticated with a laser engraved Tideline logo and a leveling mat is included with each aquarium. Whether for freshwater, planted or saltwater aquarium, the Tideline aquariums will allow you to showcase your aquarium inhabitants with superb clarity. Features - Ultra-clear automotive grade glass - High tensile strength German silicone glued seams - Non-tempered glass - Laser engraved 3-D logo - Leveling mat included - One-year manufacturer's limited warranty Important Note Leveling mat must be used for installation. The aquarium must sit on a solid leveled surface that can support the weight of the aquarium. Stress-related cracks or seam failures caused by improper installation or insufficiently supported surfaces are not covered by warranty.