This teapot is purely hand crafted, made from heat resistant borosilicate glass, Specially designed with non dripping spout and perfect ergonomic handle for sturdy gripRemovable high-grade 18/10 stainless steel mesh infuser filter for loose teas or blooming teas, The lid fits the tea basket both when inserted or removedThis beautiful teapot can be placed directly in the microwave oven or on either gas or electric stove tops to heat water to brewing temperature using a medium level heat source, your delicious teas can also be reheated either by microwave, directly on gas or electric stove tops, or kept hot on open flame tea pot warmers, can also be placed in refrigerator or in direct sunlight for cold brewingBorosilicate glass body has been optimized to be more thicker for everyday freely use, Dishwasher top rack safe or hand cleanWe are so confident in our premium glass teapot that we offer 2 year guarantee, if you aren't happy with it, tell us and we'll refund your money