The Our Little Secret Sound Wave Engraved Keychain is a sentimental silver accessory that transforms your personal voice recordings into a unique visual waveform. This custom piece features a high quality engraving on one side with a sleek plain finish on the reverse and arrives beautifully presented in a signature turquoise jewelry box. To style this meaningful keepsake, attach it to a set of sentimental keys or clip it to the inner zip of a luxury handbag to keep a loved one’s voice close to you every day.