The Cleaning Wafer is for removing small particles on the robot arms or chuck tables of semiconductor-manufacturing equipment.
Cleaning Wafer

Every day made easy. A clean and enjoyable cleaning tool.
COLOCOLO series

Micro filter lets through the clean air by shutting out water and dust.
For Filtering Purposes NTF 9000 Series

Water and wind won't pass through, but air and moisture vapor do. This film truly breathes.
BRATHRON

Air permeability can be controlled by the base material used and amount of adhesive coating, while adhesive properties can be controlled by the selected adhesive and amount of coating.
NITOTHROUGH