iDecals are designed for all Apple Products, However also can be applied to any smooth surface. MacBook decals are sized to fit the 13" & 15". For all other sizes send us an e-mail after your order is placed. iPhone decals will arrive for iPhone 4, All other sizes send an e-mail once your order is placed. iPad iDecals will be sent to fit first and second generation iPad. NOTE: If you make a mistake applying your iDecal, Simply send us a e-mail and your second iDecal is Absolutely Free less S/H. All orders will be shipped the same day Including Weekends, most the Same Hour. iDecals can be applied in minutes and can be removed anytime without leaving residue. Please e-mail us if you need any assistance, we are always happy to help you!!