This is a custom edible image cake topper which is a thin frosting sheet that will fit a round cake. (print area 7.5") Apply directly to the buttercream iced cake. Allow an hour to melt into the buttercream (May have to dab the buttercream to moisten/freshen before applying the topper) SAVE the personalized message in note to seller or I won't see the info you request. If stored properly, it will last for a couple months. Keep out of sunlight and store in the sealed bag in a cool/dry area.. Humidity and temp changes may cause the sheet to dry out and become brittle. Ingredients available upon request. A list will be sent with your order. FDA approved, Kosher Certified and no known allergens. This listing is for GRAPHICS EDITING SERVICES ONLY. All supplies are purchased from an authorized dealer. This item is to be used for personal use only and not to be resold in any way. You are charged for my time and supplies used to create your personal edible topper. Images used are not being sold and I do not claim ownership over them. This item is prepared in a home kitchen approved by the state health department.