The perfect solution for steeping tea anywhere, and ideal for a single cup or mug of tea. The Chatsford mug infuser basket is suitable for all types of tea from very fine-leaf English teas to large-leaf Oolongs. It is very strong in construction, dishwasher-safe, and with proper care will last many years. This boxed infuser includes a handy lid, which retains heat during steeping and doubles as a trivet. Made in the UK. Basket measures 3" high and 3 1/4" across. BPA free product.