Top, Back, Side: Poly Carbon ABS, Gigbag - “From a grain of sand in the Pearl comes.” - Confucius The Flight Sand Ultra Travel Ukulele is a polycarbonate reinforced plastic soprano travel ukulele with a thin, resonant, and responsive lattice-braced soundboard and fluorocarbon strings, creating a bright and punchy sound. With a zero fret and precision engineering, the instrument features ideal action and excellent intonation for an enjoyable playing experience, and the slotted bridge makes string changes easy to accomplish. Get yours now and take your new Flight Sand Ultra on a summer adventure