This sticker is 2.5" and has holographic features. Our stickers are perfect for laptops, water bottles, phones, etc. and have a variety of different uses to make the perfect gift for anyone! They have a glossy, holographic finish Stickers do come with a backing, so just peel off and stick to a clean, flat surface! Our Stickers are 100% WATERPROOF & resistant to UV rays, and dust!