The best-selling duo is now offered with built-in magnets designed for use with magsafe chargers and accessories. Proving two is better than one, duo combines minimalistic design with maximum protection. This two-piece protective case offers exactly what you'd expect from the pioneers in dual-layer technology; slim, easy-handling design with proven protection to defend against annoying bumps and drops that happen to everyone. Our innovative impact struts technology elevates drop protection to 12 feet, and an antimicrobial treatment that prevents 99. 9% of surface bacteria. Duo is the next evolutionary step for dual-layer defense.