Avanti Tea Mug with Infuser is crafted from heat resistant borosilicate glass that lets you can view the tea as it is steeping. It comes with a stainless steel laser etched infuser with fine mesh to ensure the maximum flavour and infusion of your favourite tea, be it loose or in a bag. The infuser features a large opening to make pouring boiling water into it easy and silicone covered rim to ensure no heat escapes while steeping. The red lid doubles as a coaster for the infuser once the tea is steeped. Capacity: 350 ml. Made from heat resistant borosilicate glass Stainless steel laser etched infuser Silicone edge on infuser ensures no heat escapes while brewing 2 in 1 borosilicate glass lid keeps your drink warm and doubles as a coaster Can be used with loose tea or teabags