UltraTech Pop Up Pools instantly expand to capture leaks from saddle tanks, pipes, hydraulic lines and many other industrial incidents. Simply remove them from their protective carrying case and give them a quick shake, they instantly expand and are ready for response to any emergency. Unique, patented design foam ring rises with level of liquid to raise sidewalls. Stores efficiently inside spill kits; handles on storage bag can also be used to hang on a wall near shipping/receiving docks. Excellent chemical resistance, including diesel fuel, antifreeze, acids, caustics and corrosives. Helps minimize environmental damage and related clean-up costs. Excellent for response to damaged saddle tanks and cross-over lines, hazmat spills, leaking containers, machinery and piping. Other applications include use as a decontamination pool and collection pool for soiled sorbents. Reusable after proper decontamination. Economy models are easily rolled into a tight package. Store them inside the optional Ultra-Cab mount container, which can be bolted to the back side of a truck cab. Measures 28-inches top diameter by 35-inches bottom diameter by 8-inches height. 10 mils thick.