No special storage. Used a few times. Yu-Yu Mercari delivery is preferred, but it may be changed to Raku-Raku Mercari delivery. Please be aware of this. I have a dog. I will be careful when shipping, but there is a possibility that dog hair may get in. If you are at all concerned, please refrain from purchasing. I am a bit of a slacker(^^; If you have any concerns about the condition of the product, Please be sure to ask questions before purchasing.