Sonor’s 11 Piece Primary Line Orff Instrumentarium Set features an excellent combination of instruments, providing a substantial orff ensemble experience at the most economical price. Includes a soprano glockenspiel, two alto glockenspiels, a soprano metallophone, an alto metallophone, a bass metallophone, two soprano xylophones, two alto xylophones, and a bass xylophone. Glockenspiel and Metallophones feature aluminum bars, while the xylophones feature high-quality African Rosewood. Note names & staff notation symbols are printed in the center of each bar of every instrument. Flexible rubber pins make removal & replacing bars easy.