Ukulele Learning System Practrice Aid Portable Chord Ukulele Buttons Only, Beginner UkuleleSuitable for all standard 23-36 inch ukulele. Ukulele chord learning tool, very suitable for beginners. The chord conversion performance is better and the playing is smoother. With chord pressure practice, anyone can learn guitar quickly and easily. The use of high-strength plastics and silicone materials is very comfortable and durable. Easy to use, ergonomic design, compact, easy to carry, and very comfortable to operate. 100% brand new, high qualityType: Ukulele Chord EquipmentColor: BlackMaterial: Plastic + Silicone Package Content: 1 x Ukulele Assisting DeviceOnly 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.