Small stainless steel infuser that fits the smaller teapot openings and some tea for one sets. Comes with a drip tray that can be used to keep the tea hot when brewing. Fits 95% of two cup teapots. Tapered design with a bottom diameter of 1.375 inches, top 2 inches and a height of 2.5 inches. Dimensions are approximate.
Can also be used in a mug. Comes in a box shown below: