The Beats by Dre Wireless Earbud Replacements come in a set of 20 pieces, featuring a mix of blue and black colors. These wireless earbuds are designed to provide a secure and comfortable fit for all-day wear. With Bluetooth connectivity, they offer convenience and freedom of movement while listening to your favorite music. The high-quality sound and brand reputation of Beats by Dr. Dre ensure a premium audio experience for your on-the-go use.