MFS-751 is thermally bonded by 100PPI open-cell polyurethane foam & light green PP handle, its cleanroom laundered foam head possesses high solvent capacity and good cushioning. It is free from organic contaminants such as silicone, amide and phthalate esters, and it features very low non-volatile residue (NVR), ion content and particle generation. MFS-758 is designed with a small compact round handle and a thin flexible paddle head, and it’s the ideal swab for cleaning components in confined thin groove space where thickness height is the major concern.