Thank you for viewing. I do not know the storage period. Instant purchase is welcome. Free shipping If you have any questions, please comment. If you would like to combine items, please comment. We may be able to offer a discount on shipping. I am also selling on other sites, so please note that I may suddenly delete the item if it sells out. ↓ Please take a look at my other items as well. #flowerSHOP's beauty products list is here