The Boomwhackers full 13-Octave kit is a vibrant collection of pitched tubes designed for endless fun and versatile play. This comprehensive set includes an 8-note Diatonic Tube set (BWDG), a 5-note Chromatic Tube set (BWCG), and four Octavator Caps to explore deeper sounds. Perfect for music enthusiasts of all ages, the kit also features the engaging "Whack-A-Doodle-Too!" play-along book, which is color-coded with both Chromatic and Diatonic sets. Conveniently packaged with a carry bag, this kit empowers you to play any song with ease while adding a colorful twist to your musical journey.