Made from hydro-entangled natural fibers and Strong polymer filaments. These Precision-Fiber tm cloths (PFC) are actually better than rags made from old clothes or new textile seconds waste! PFC have a surprisingly soft feel - super strong also when wet - easy to handle for fast cleaning even in corners – Excellent Low Lint Performance. Provides easy and efficient clean-up of Water spills, Paint, Stain, Grease, Oil and Solvents. PFC tm are true all-purpose cleaning cloths excellent when painting; for staining projects; for household cleaning & polishing and tough dirty jobs. Always the same size; always the same consistency and can be rinsed out and left to air-dry for multiple re-use. Best of all they cost less per piece than old-fashioned Rags