Costway Kids Musical Mat Indoor Outdoor Animal Farm Piano

10 animals sounds and 10 piano keys with 10 built-in songs for enjoyable playing Harmless and child-safe materials for safe playing Fun & educational music toy for 3+ years old boys and girls Folding and portable design brings much more convenience ASTM/CPSIA compliant for safe and reliable use Non-slip bottom avoids slipping Skin-friendly surface for a cozy touch Premium speaker for beautiful sounds Great for hand-eye coordination, music sense cultivation, and brain development Easy-to-clean surface for simple maintenance The battery box requires 2 AA batteries, not included No assembly needed