Finger Pain Relief: The guitar learning tool is designed with round buttons, which eliminates finger pain when pressing strings. Keep your fingers comfortable during the early stages of learning guitar. Boost Chord Learning: Each color of the chord guitar learning system represents a chord. Play specific chords by pressing buttons with corresponding colors. One-click for guitar beginners is easier to understand and remember guitar chords. DURABLE MATERIAL: Guitar Beginner One-Key Chords are made of durable ABS material, which is smooth to the touch. The soft rubber on the clip prevents the tool chord tool from slipping off the guitar. Good for Crash Learning: Guitar buddy is a quick learning tool for those who want to gain guitar playing skills in a short amount of time. Anyone, young or old, can play a beautiful song with the chord tool. Prepare for long-term play: Fingering is the same as traditional fingering without affecting your fingering base. Use the tool as a learning booster and master guitar playing in the future. Material: ABC+PC Product Weight: 65g Product Size: 7.8 x 7.8 x 4 cm Suitable for Guitar Size: Guitar, 1 fret width in the range of 43-45mm Beginner Pack Includes: 1 x Chord Practice Tool 1 x User Manual