Pyrex Soufflé mould Ø22cm The Pyrex Soufflé mould Ø22cm has a round shape with a diameter of 22 centimetres and a height of 10 centimetres. This mould is made of borosilicate glass, which is sturdy and scratch-free. Moreover, you can use it not only in the oven, but also in the freezer and microwave. Excellent therefore for making for various desserts, such as trifle or tiramisu, for example.