Features: 

* Clean room material is made of the 100% wood pulp, through out three times coated crafts, ensuring the clean room paper keep well all the time. 

* Suitable for Class 100. 

* Binding with the special clean room paper, Control the dust produce. Also increase the ink absorption. 

* And reduce the binding dust together. 

* As the copy of the notes. All the material is safety. Also pass the ROHS. 

* A variety of sizes and colors available