Guitar Learning Tools One-Key Chord Assist Practice Aid Learning For Aid Adults Feature: RIGHT HAND PLAYER - For right-handed players and left-handed chordists. Fits full size, 3/4 and 5/8 guitars, 1.5" - 1 7/8" neck and 4" nut to 3 frets at the neck. CHORD ASSISTANT - Guitar Chord Training Assistant is the easiest and most effective tool for learning guitar chords. In a few weeks, you'll start removing some tags and making chords yourself. EASY TO PLAY - Easy to install and use, start playing from the moment you connect your practice aid to your guitar. Instead of hitting the strings with your hands, reduce finger pain, just hit the button and play. Designed for beginners. PREMIUM QUALITY - Guitar Assistant is made of high quality plastic, rubber and metal materials. Advanced environmentally friendly plastic, non-toxic and tasteless; high-quality rubber tentacles, soft and comfortable; metal connection, durable. Used by all - adults or children, young or old, anyone can learn to play guitar quickly and easily. Please measure your guitar neck before ordering. If your neck is more than 1 7/8 or less than 1 1/2, your guitar will not work. Description: Condition: 100% Brand New & Fast Shipping Chords: G, C, D, Em Material: ABS Package Included: 1x Guitar Chord Learning System