Permanent Vinyl Decal – Rated for outdoor use This decal adheres well to cars, windows, laptops, water bottles, tumblers, mugs... Most non-porous materials. This vinyl is not dishwasher, microwave, or oven safe. Hand wash only with mild soap and do not scrub or use abrasives- this will take the decal off your item. Each order comes with easy to follow instructions but should you need further explanation please message. Measurement is in reference to the LONGEST side of the decal, height or width. Check us out on Facebook at: www.facebook.com/LaurelHillDesigns