Made of hardwood, with natural wood color and texture No-angle design, safe for use in the classroom Suitable for preschool, kindergarten, and elementary school children Beautiful gift: an excellent tool to cultivate children's sense of rhythm Classic size: Rhythm stick – length 8inch, diameter 0.8inch; Egg vibrator – the same size as a regular egg, 1.57inch wide and 2.36inch high; comes with a carrying case