Painted pencils under the glaze and hard pencils will make the pottery experience easier. At the same time, it adds a sense of sketch to the ceramic ~ Precautions:The refills of underglaze colored pencils have a certain degree of hardness and are only suitable for plain painting~ Pencils should not be sharpened too sharply. It is recommended to use a knife to sharpen the pencil. Burning temperature: 1100 degrees -1300 degrees type: B Colour:Photo Color Material:Wood Package Contents: 5 x Underglaze Pencils Only the above package content, other are not included. Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.