Package:This kit not only contains microwave kiln, but also 2 sizes and shapes of Kiln paper to meet your different needs.(40 sheets of 4.72inch diameter kiln paper and 10 sheets of 2.76inch diameter kiln paper) Credible Material: Our microwave kiln and paper are all made of ceramic fiber, and high temperature , the kiln paper can effectively prevent the glass from sticking to the bottom of the kiln, perfect for DIY glass jewelry! Large size: the outer size of our kiln is 7.68inch x 4.33inch , the inner size is 5.31inch x 1.77inch perfect for making some necklace bracelets, rings and beads, also can make some small ceramics. More efficient: it's much faster than conventional kilns. With a microwave kiln, you can achieve the desired results in minutes. The firing time and power level depend on the type and thickness of the glass or ceramic you are using. The best gift for DIY enthusiasts: For both beginners and experienced artists, using a microwave is a fun and beneficial experience. With a little practice and experimentation, you can create beautiful and artworks in just a few minutes. It's DIY kits, needs to finish by yourself. Color: As Shown Material: Paper Package Contents: 1 set * microwave kiln Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.