WypAll X90 Reusable Wiping Cloths are low lint and low extractable (the compounds and contaminants that could wash out onto a surface), for clean solvent wiping Reduce your solvent spend: These heavy duty towels have excellent fluid reservoir capacity (for absorbing and delivering fluids) Use wet or dry: These ultra-soft, reusable wipes are ideal for heavy wiping, prepping surfaces with solvents and cleaning metal shavings The Blue Denim color gives you the assurance of zero dye bleed, because dyes aren't used in the manufacturing of these bulk disposable cleaning cloths