Looking for that perfect infuser that can fit into your favorite wide-mouth mug? We've got you covered with this fully adjustable Bald Head Tea. arm infusion basket. The infuser will fit just about any mug in your cupboard and most teapots, simply by adjusting its hinged arms up or down as needed. Then fold them away for compact storage. Its stainless steel design ensures durability, while its fine mesh basket will keep even the finest of particles from your Bald Head Teas from escaping.