Frieling 18/8 Stainless Steel Tea Infuser w/ Dual Purpose Lid, 3" / 3.75" tall (Twin Pack) 18/8 Stainless steel tea infuser for use in cups, mugs and teapots Cover keeps tea hot during steeping; then reverse it to use as a drip tray Micro-etched, smooth surface eliminates residue build-up Fits mugs and teapot openings from 2.3" to 3.25" All parts dishwasher safe