Collect Snails Easily Overnight Wide Opening allows Fish and Shrimp to get out Food Chamber Extends Collect Time The 3d printed Easy Snail Collector makes it easy to collect snails by putting food in the food chamber. You then put it into your aquarium and wait overnight. Then you can remove the snail collector, letting the water drain from the strainer corner. Relocate to another aquarium or feed to your favorite puffers and loaches. Easy Snail Collector measures - 1.9" x 2.9" x 4.9" For optimal collection, inserting the snail collector into the substrate so it's flat with the substrate makes it easier to collect Malaysian trumpet snails and faster collection on other snails.