21-Inch children's musical instrument ukulele can play four strings beginner guitar toy gifts for boys and girlsThe product is shipped based on the color or size of the main image of the product page.21-inch children's musical instrument ukulele can play four strings beginner guitar toy gifts for boys and girlsMaterial: ABS Environmental protection materialNumber of string: 4 stringsProduct Packaging: window boxProduct Size: 57*18*7Applicable Age: 3 years oldAdjustable string design, different tightness can produce different tones, professional custom tone, make tone better and improve children's auditory development.PACKAGING ACCESSORIES: Musical instrument * 1, strap * 1, pick * 2, tuner * 1, Tutorial * 1