1 case = 10 POP-UP boxes, 100 sheets per box, 1,000 sheets per case WypAll X70 are durable, absorbent cloths that stay strong for cleaning performance Each industrial cloth measures 9.1' x 16.8' and cleans oil, dirt, grime and solvents The wicking power of HydroKnit picks up water almost instantly, and hangs on for fewer drips. Laundered shop rags can't match that kind of performance. Pound for pound, WypAll X70 Manufactured Rags hold more oil than rental shop towels and shop rags; One pop-up box replaces 10 lbs. of rags