The included wooden stick allows you to scrape the uneven (jagged) portions to create a unique and interesting sound (gykoshi, crumbly...) a percussion instrument that produces a slightly old and nostalgic sound. A creepy rhythm that can be enjoyed by both young children and adults. Kids can play fun and easy, anyone. Perfect for beginners! Fun for everyone! Your baby will laugh with the weird sound! Great for toys and toys! A fun musical instrument for karaoke, parties, New Years parties, small clubs, meetings, gatherings, entertaining, and more. A small gift, celebration, birthday, commemorative, Christmas gift.