Vicks Scent Pad Replacements in white release soothing menthol vapors through your Vicks Waterless Vaporizer, Waterless Plug-Ins and some Vicks Humidifier models. Each replacement pad supplies up to 8 hours of soothing comfort. Vicks is known for giving you relief from cold, sinus and allergy symptoms. Through the menthol release youll soothe your breathing passageways with this natural cooling ingredient. Vicks is a name you can trust for gentle relief for everyone in the family.