IngenuiTEA is the most convenient device for brewing loose leaf tea. Just infuse the leaves and place it on top of a cup. IngenuiTEA teapot is the most convenient device for brewing loose leaf tea, we guarantee it.Add leaves, pour hot water and let them steep. When ready, simply place it atop your cup. This will cause a valve at the bottom to release: crystal-clear tea flows down, while the mesh filter retains all the tea leaves.The tea brewer is also super easy to clean, just rinse it out with water or pop it into the dishwasher. You will wonder how you got along without one.The ingenuiTEA and ingenuiTEA XL are BPA-free and fit all cups up to 9.5cm and 11.5cm in diameter respectively. not given Made of BPA-free food-grade plastic. Dishwasher safe.