... ! 1.300ml stainless steel alkaline insulated energy cup with paintingAs a general rule,18/0 stainless ... into soft water. with wine in the nano cup after 30 minutes, wine will become soft, ... effect is obvious: after using a period, the cup will appear some yellow spots at the bottom, ... in the production of stainless steel vacuum insulation cups, thermos bottles, sports pots, office cups, sports cups, ...