【Material】: Knife scraper cloth, waterproof, thickened, tight and strong, 700° high temperature, hot pressed composite, strong compression resistance, toughness, tear resistance 【Stable Support】: Constructed from stainless steel, securely fastened via aluminum alloy connectors to effectively prevent structural deformation. Capable of withstanding the pressure of being filled to capacity, preventing side leakage or tipping 【Saving Space】: When you're not using it, you can take this product apart, fold up the canvas, and put it in the corner, saving you a lot of space 【Drainage Outlets】: The product is equipped with a drain valve. just turn the switch on the valve to quickly drain the water, significantly reducing the time required for water changes 【Wide Application】: It is completely waterproof, can be used for water storage, fish farming, shrimp farming, hydroponic plants, children swimming, garden water storage, watering flowers, can be used as a water tank, water bag