Unique & Custom [Medium Gauge - Traditional Style Round Tip] Hard Luxury Guitar Pick Made of Genuine Obsidian Stone "Black Colored" {Single Pick} THINGS TO CONSIDER: One reason people use picks made of different materials is to achieve different densities. Dense picks (heavy woods, metals, rock and bone) tend to produce a heavier sound (preferred by hard rock/metal players) while less dense picks (plastics, nylon) provide a brighter sound. This is something that is very important to consider before buying your pick. Research the material this pick is made of to find out what type of sound it will product while playing. THE QUALITY: This guitar picks materials are sourced from only the very best manufacturers and are made in the UK and stored in the United States. WARRANTY: Each pick comes with a lifetime warranty and is guaranteed to last you the life of your guitar. This pick is guaranteed against any manufacturer defect and each buyer is guaranteed one free replacement for any manufacturer defect that occurs during the course of the original buyers lifetime. This replacement is guaranteed by the manufacturer itself.