... and durable 4. No binders, chemicals or adhesives Yichen SD-4 industrial wipes could could improve the wiping effect ... in many areas, including laboratory, testing instrument, machinery equipment, Printing, Ink, Furniture, Kitchen, Bathroom, Automobile, etc.. Description: 1. Adopting ... keep health.4. Promote enterprise brand. Product Standard:SD-4 250mm*370mm, blue, 500pcs/roll, 4rolls/carton.