KOLIGHT Black Chinese Traditional Handmade Dizi Bamboo Flute Musical Instrument D Key D Key Chinese Traditional Handmade Dizi Bamboo Flute Material : natural hard Bitter Bamboo(More than 3 Years Old) Imitation OX Horns at both ends,Single plugged brass. Fits for Beginner Free with glue,Bamboo Membrane,Chinese knot,Flannel flute sets