Show your Greek Spirit! These Greek Letters in crystal alphabet stickers are made with a gold-plated, lightweight metal and embellished with rhinestone crystals. Our letters are secured with permanent 3M adhesive backing – great for personalizing phone cases, laptops cases, iPad covers, handbags and pretty much anything with a smooth surface Each letter is individually packaged in a Sonix zip-closure pouch and available in Sigma, Theta, Pi, Phi, Omega, Gamma, and Delta. All other greek letters are available in the regular Alphabet collection.