4 Packs of 7' Bright Reflective Mirror Disco Balls, made of solid foam construction, are covered with tiny mirror squares for stunning light-reflecting display Perfectly creates glamorous party atmosphere and even gives you amazing light shows when used with rotating motor and spotlight No assembly required, with a built-in hanging ring that easily attaches to a rotating motor Great for home decorations, weddings, nightclubs, disco parties, stages, garden, DJs Compatible with our rotary motor model