shiny plastic tubes 1, Tube dia: 30mm 2, Tube Style: round tube and ... tube 3, Flip cap, flat cap. 4, MOQ: 10000pc shiny plastic tubes1) tube shape: round shape , oval shape2) tube cap: flip ... , metal cap3) Tube layer: two layer tube , 5layer tubes4) tube diameter: 16mm, 19mm,22mm , 25mm, 30mm,35mm, 38mm, 40mm, 45mm, 50mm ...