1)blue plastic pipe for bath,kitchen sink, bathroom basin drainage, bathtub,ect. 2)high flexiblity. 3)drainage fluently. 1)material:plastic sewer pipe 2)Specification:49,41,48mm 3)length:80cm 4)standard:ROHS,ISO 5)package:opp bag 6)moq:1000pcs 7)blue plastic pipe for bath,kitchen sink, bathroom basin drainage, bathtub,ect. sewer pipe/basin hose