The redesigned iPod nano features Apples Multi-Touch interface with a 1.5-inch color display with 240-by-240 pixel resolution. This lets users navigate their music collection by simply touching the interface. Nearly half the size and weight of the previous generation, the new iPod nano features a polished aluminum and glass casing with a built-in clip, making it instantly wearable. The new iPod nano features Genius Mixes, the ability to create and edit playlists, a built-in FM radio with live pause and up to 24 hours of music playback on a single battery charge. Both the 8 GB and 16 GB models are available in 7 colors.