Chemtronics 25123X 6-Inch 1.25mm Fiber Optic Sleeve Foam Swabs - 100 Pack-by-Chemtronics Features: Specifically designed to fit snuggly and conform to all 1.25 mm mating sleeves, adapters and slurry polishing fixtures. May be used wet or dry to remove dirt and oil contamination. Free of seams or hard surfaces. No adhesives. Can be used with Electro-Wash PX or CZ solvent cleaners.