MY ALL PRODUCTS ARE IN MINT CONDITION, DELIVERY VIA USPS OR UPS WITH TRACKING. ALL EDIBLE PRODUCTS ARE APPROVED BY FDA. 100% CUSTOMER SATISFACTION GUARANTEED. EACH BOTTLE CONTAINS 6 ML OF HENNA OIL Contains essential oils which help in getting darker shade of henna applied on hand. how to use: Use it on hands, arms, legs before and after applying natural henna to darken the effect of henna. Apply oil after henna gets totally dried and then peel off.