The useful microfiber cloth brings back the shine to your glass. Directions: can be used damp or dry. Dries and polishes thoroughly without leaving streaks. Washable up to 90°C. Do not use fabric conditioner! Caring for your crystal To avoid stains: use soft water (low mineral content) To avoid scratches: Avoid glass contact with other glass or metal To remove stains: use white vinegar If available use a stemware rack If washing by hand Wash the glass under warm water (use detergent and rinse the glass carefully) Glass polishing: Use two polishing cloths, never hold the glass by the base to polish the bowl Stem snap: Occurs through mishandling = torque or bend pressure at the stem Storage: Avoid glass storage in kitchen cabinets which have strong aromas that translates into glass Microfiber Polishing Cloth Wash at boiling temperature (to kill bacteria) with odorless soap Should be machine washed at min. 170° F/75° C Never use fabric softener when rinsing your microfiber polishing cloth (avoids grease film on surface)