... .Borosilicate glass,hand by hand,good for health. 3.Logo is ok. 4.Easy clean quality teapot set,blooming tea glass teapot with ... scratching,and will not become cloudy over time.It is good for health!3.The teapot is pyrex glass,very easy ... ok,different capacities and styles are also available.5.Best quality,price and service! high quality glass teapot set