リステリン - ヘルシーホワイトニングフォーミュラ マウスウォッシュ (500ml) (912224)
https://www.friendstore.com.hk/shop/pa020c-risuterin-herushi-howaitoninkuhuo-miyura-mausuuotsushiyu-500ml-912224-11967
https://www.friendstore.com.hk/web/image/product.template/11967/image_1920?unique=8deacbd
Rinse with 10mL undiluted Listerine each time, twice a day. Expel after rinse for 60 seconds and do not swallow. No further rinse with water required.
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