[Perfect Gifts]: Guitar Aid Chords Trainer for Adults or children, or old, anyone can quickly and easily learn to play guitar. [Practical]: Guitar Chords Trainer is simple to use, just the button with chords name, then you can play the chords of the songs easily. [DurableMaterial]: Guitar Chords Practice Tool is made with high quality materials for durability and long use use [Application]: The guitar practrice aid is suitable for most of folk guitar between 38 inch to 41 inch. []: Beginner Trainer Practice Tools , you can easily practice the guitar or anywhere. Colour:Black Material:Plastic Package Contents: 1x Guitar Chord Trainer Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.