Features: Color coded guitar fretboard stickers simplify scale recognition for beginners, featuring a without residues adhesive that preserves instrument finishes while providing durability visual guidance during practice. Engineered with simple installation and wear resistant materials, these auto adhesive decals maintain crisp graphics through prolonged use while adapting seamlessly to acoustic/electric guitar necks. Ideal for music students, first time players, and instructors seeking tactiles learning aid that accelerate fretboard navigation without damaging premium instruments. Enhances home practice efficiency or classroom demonstrations with instantly applicable fret markers that withstand repetitive finger positioning across practice routines. Customize your guitar's aesthetic with multiple color schemes designed for both functional music education and personality instrument styling in casual or performances settings. Specifications: Color:Four Choices Dimension: 9.2×25.1cm/3.62×9.88in Component:auto-adhesive Package Includes: 1pc Guitar Fingerboard Stickers note: 1.Please allow 1-2cm errors due to manual measurement, making sure that you will not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual color.