... can etc1.Can be used to make tea or coffee.2. reach food grade standards3.The glass used high ... sport bottle,aluminum sport bottle,etc.tea and coffee sets: french press, coffee mug,elegant tea cups,glass teapot.other: tea ... ,or coffeeHow to use1.Place Tea leaves,tea bags,coffee grounds into the filler infuser2.Pour boiled water thru ... alcohol to keep water warm. high borosilicate glass tea/coffee set