We are supplied high borosilicate glass containers, glass storages sets ,can be directly used in Microwave,Oven,Dishwasher,refrigeratory etc. All our glass products are high borosilicate and heat resistant glass products, ther are all pressed glass dinnerware,nowwe are working on heat resistant glass storages,heat resistantglass bakeware,heat resistant glass bowl sets,heat resistant glass plates and heat resistant glass lids,heat resistant glass casserole so on. All our these heat resistant glass tableware can have used in Microwave,Oven ,Dishwasher,Refrigeratory etc.And have no any harmful substances. After inspection,w get that : 1. all our these glass products are in good condition in 300temperature 2.In Oven ,all our glass dinnerware canbe keep in 200 temperatureand keep good condition once from out refrigeratory in -16 to -18 temperature. 3.In height of 300mm fall the weight of 50g steel ball to our glass products,they have no any changes and also have good condition. 4. if heat glass bakeware in 10 minutes, and then temperature reduction and put in normal temperature 150, our glass products still have no any changes. All our heat resistant glass tableware have good performance,also have good compective price.