Add drama to your party decorations with light up colour change balloons with a striking firework design. Perfect for parties, celebrations and more, these funky colour change balloons are the perfect finishing touch to balloon displays lighting up the dark for incredible effects! Each balloon contains a colour change LED and unlike other LED balloons, the light inside Balloonimate balloons don\'t cause a harmful projectile risk when popped making these light up balloons suitable for use with helium or air. Why not add them to a balloon stick and cup to give them the illusion of being helium filled without them floating away. Colour change LED balloons4 packWhite latexFirework designInflate to 11" (27.5cm diameter)24hr LEDRecommended 8+ yearsFully compliant with European Testing including...EN71 - Mechanical PropertiesEN71-2 FlammabilityEN71-3 Heavy Metal ContentEN62115 - Safety of Electronic Toys and EMC requirements