Black Mountain Thumb Picks - Jazz  Jazz picks are adept for fast, frictionless, alternate picking.They have a shorter pick length and a pointy tip so you can alternate pick efficiently. Built for musicians who enjoy playing with their fingers (fingerstyle) but also enjoy playing with a pick (flatpicking).  Players love the Black Mountain Pick because it feels like a regular guitar pick, but it also feels like a traditional thumb pick.  - Fits Right Handed, Medium, Large and XL Sized Thumbs- Great for Guitar, Banjo, Bass, Mandolin, Lap Steel, Pedal Steel, Ukulele, Autoharp  - 1.5 mm Nylon pick with bevelled edges.  Very fast! - Shorter pick length and a pointy tip so you can alternate pick efficiently.Play the Way You Want To! Use your fingers . . . use a pick . . . switch between your fingers and a pick whenever you feel the urge! Combine your thumbpicking and flatpicking into your own unique musical expression! First Thumb Pick in the World to Use a Spring! This patented new technology offers several advantages over traditional thumb picks.1) The spring allows the pick to be flexible so it feels like a regular guitar pick2) The spring clamps the thumb ring around the player's thumb creating a perfect balance between comfort and stability. BUILT FOR PERFORMANCE WHETHER YOU'RE A BEGINNER OR A PRO!!!