... ,green,black,amber...etc. 3middle shaft material :iron4.material:ceramic,glass,wooden,pvc,zinc alloy,aluminum alloy, stainless steel,5 ... , black, red, green ,blue ,etc.7. part of one set including : ceramic bowl,plate,medium part , aluminum stem, glass bottle, pipe ... ,nip,etc.8. packing: each one in individual color box, ...