What you get: 12 pieces thumb charms in 6 colors as shown in the picture, giving you different styles that perfectly match your different outfits when you appear.1 steel storage box to keep your guitar accessories safe and organized.Celluloid is a natural material and the texture and color may vary from batch to batch.Please understand.CUTE DESIGN: The finger bumps are standard size for your comfort and fit most right thumbs.It protects your thumb from injury even during long exercise sessions, improving your efficiency and performanceGreat Gift: The guitar ukulele pick can be used as a gift for your friend who plays guitar or bass or as a gift for yourselfWide Application: Thumb picks can be well used for electric guitar, acoustic guitar, classical guitar, bass, banjo, ukulele and other instruments, and can quickly and effectively improve the bass and texture of the guitar.