Sterling silver metal alloy skull charm . Jewelry, skulls, and rock & roll. The collection Ser imparable is designed to bring out your most punk spirit; a spirit that prefers to ask for forgiveness rather than permission, a spirit that is unstoppable and gives it all. If you are surrounded by chaos and noise with the volume up to the max, Ser Imparable is the collection that will take you on stage like a true rock star. All UNOde50 will come perfectly packaged with a UNOde50 bag, please let us know if you need any further packaging in the notes section at checkout where our customer service team will be happy to help.