... cleaners have long work life and are easy to handle.SKYMEN recommend you to clean:Jewelry, gem, gemstone, jade, ... diamond, jewel, silver, gold, wedding ring, necklace, earring, body jewelry, body piercing, clock & watches, eyeglasses, contact lens, dentures, table ... digital timer display3. with classic lid4. popular for supermarket, jewelry shops, eyeglasses shops, household use,etc.Shipping info: ...