Description: 【Material and Build】: Crafted from pp, this ukulele chord trainer is designed to withstand regular use while providing a comfortable grip for effective practice 【Adjustable Size】: With dimensions ranging from 23.6cm to 38.5cm in length and 3.6cm in width, this training tool can be adjusted to fit various hand sizes, ensuring an ease learn experience 【Comprehensive Package】: Each purchase includes a Ukulele Chord Trainer and an instruction manual, offering everything you need to start improving your ukulele skills right away 【 Training Tool】: This professional finger training device is specifically designed for ukulele player looking to enhance their chord transition skills and finger strength efficiently 【Bright Color】: Available in a charming color, this Chord Finger Exerciser not only serves as a practical training aid but also adds a touch of fashion to your practice routine Specification: Material: PP Size Chart: length: 23.6cm-38.5cm/9.29inch-15.16inch width: 3.6cm/1.42inch Package Includes: 1 Ukulele Chord Practice Tool 1 Manual Note: Please allow slightly errors 1-2cm/0.39-0.79inch differences due to manual measurement.