Features a sparkling Ariel-themed design with built-in music; press to play “A Part of Your World” while dressed like your favorite mermaid. Sing along and shine like a true Disney Princess in this glittery costume that brings dreams to life through sound, sparkle, and imagination. Perfect for birthday parties, Halloween, and everyday dress-up adventures—adds magic to playtime and builds confidence through pretend play. Comfortable one-size dress fits girls sizes 4–6X; designed for ages 3 to 6 with soft fabric and easy movement for active storytelling fun. Requires 3 AAA batteries (included) so kids can sing and shimmer right out of the box—no setup needed to start the royal fun.