Guitar Chord Help Guitar Beginner Learning Assistant Learning System Finger Power Device Guitar Chords Guitar AccessoriesPractical Guitar Tool: Guitar Trainer provides a proven, effective guitar chord system that is suitable for all ages. A little tip: this version of the chord practice help currently doesn't work on left-handed, 12-string, classical or half-size (for kids) guitars. Practice tool: A guitar coach can help you get started from the moment you attach a practice aid to a guitar chord. More Tips: Please measure your guitar neck before you buy if your neck is more than 1 7/8.Useful Tip: This version of the guitar trainer only works on necks from 1 1/2, please check the related parameters before purchasing. Color: Snow WhiteMaterial: PlasticPackage Content:1 * Guitar Chord HelpOnly the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement error is +/- 1-3cm.