Culinaire Functional Infuser Tea Maker - Premium Stainless Steel Tea Infuser - Heat Resistant Glass Made from premium stainless steel & high quality heat-resistant borosilicate glass. Perfect for making high quality hot & cold tea with loose tea, tea bags, and herbal tea. Removable rust free stainless steel strainer Built in stainless steel tea infuser with strainer ( 473 ml / 4 Cups / 16 oz. ) Capacity