This is a large capacity, self sustaining funnel that features a large spout to evacuate product quickly without backup and also has 3 Powerful magnets in the base to add even more support on metal tanks. The large spout also works well with dry products like play sand or pool sand. This funnel is chemical resistant and can be used with all fuels, Paint thinners, Stains and alcohol. It also features a very short spout so it doesn't bottom out inside the tank to help assure it remains a hands free operation.