Your Egg Shaker is made of all natural eco-friendly rubberwood. Just shake to create a crisp muted sound; Dims: 2.5 x 1.5 inches. The great news is that this product can be sanitized for use by multiple players. Suitable for Age 3+ ; CPSIA Certified Children s Product. See also our small single and larger double jingle star tambourines multicolor cabasa drums guiros finger castanets rhythm sticks and jingle sticks under separate listings.