Introducing the new Tideline series of sleek and modern rimless 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 Dimensions - 17.8" x 17.8" x 17.8" 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.