1,6",foam tip,cotton tip inside,wooden pad. 2, ... FeaturesCleanroom-laundered, lint freeAttract and pick up,dust&contaminationThermaly bonding between,shaft&foam applicator tip Soft and nonabrasiveLight weight but ... durableBenefitsLow particle and fiber generationGood sorbency, No contaminating adhesiveExcellent chemical resistance JSW-310H4 Foam ...