5 pack, ultimate cotton dusting cloth, specially treated to draw out & lock in dust, traps dust to remove allergens for healthier, cleaner air, sprayless application, nothing to inhale, unlike sprays, leaves behind no dust-attracting residue, saves time, removes dust fast & effectively in just one step, lint-free, 100% cotton flannel delivers scratch-free results, washable & reusable. This product is AAF Certified.