300 GSM Microfiber cloth

This is a 300 GSM Microfiber cloth, I have found this weight to be a good all around cloth for removing oils and surface contaminants from the surface of a watch.
 
Specifications:
12”x12” (inches)
80% Polyester, 20% Polyamide
300GSM (Professional Grade)
Washable up to 500x
Cloth Weight: 30 Grams 
All microfibers are rated with a GSM (grams per square meter) rating, our professional grade quality is 300GSM.