Samadoyo Borosilicate Glass Teapot With Built-In Infuser and Tea Warmer Base (600ml) Borosilicate glass allows the pitcher to go from hot to cold with no risk of cracking PROFESSIONAL HAND MADE GLASS CRAFTMANSHIP - This is a very UNIQUE design you won't find anywhere else, created by seasonsed glass artists who are masters at their trade. Built-In Strainer Keeps tea leaves separated while pouring Stainless steel base holds candle warmer to keep your tea warm. Include six candles. Available in two sizes: 600ml (20.3 ounces) and 450ml (15.2 ounces)