... could keep one month 5.MOQ:500pcs 100% Natural Black Hair Dye---Allergy FreeIngredientPolygonum multiflorum extract, Vitamin B5, VC, VE, food additive ... after long time use.2. It is a semi-permanent hair dye, whose effect could last about 1 month, colored solid, ... use only.6.Do not swallow, keep out of children.Packaging & DeliveryVolume:100ml*3Packaging: color box, cartonDelivery time: 15-30days ...