Super Polx® LWSE is an ultrasonically sealed edge cleanroom laundered wiper required for ISO Class 3 and above environments composed of 100% continuous filament polyester knit fabric. This combination of properties provides Super Polx® LWSE with the highest level of cleanliness, abra-sion resistance and chemical compatibility required for ISO Class 3 and above environments and applications requiring critical control of contaminants combined with superior performance.