Medium 5" Wood Frog Guiro Rasp - Musical Instrument Tone Block - Hand Painted Green by World Percussion USA Fun percussion toy - use as a guiro, rasp, or high pitch tone block 5" Medium Length - Creates a realistic frog ribbit or croaking sound! Beautifully hand painted design - Black base, green dominant artwork Carved from a solid piece of wood for best sound. Stick included. Your purchase of this frog rasp helps support the efforts of Africa Heartwood Project