... microwave oven security7. Mainly applies to:green tea, black tea, fruit tea, puer tea, scented tea,blooming flower tea, health tea and so on. Widely used ... of mouth-blown borosilicate glass - the same material used to make scientific lab equipment - the glasses offer durable, temperature- ... them an ideal choice when serving wine, beer, coffee, tea, and even kid-friendly beverages such as milk, juice, ...