Plastic 25mm Outside Dia Bellow Conduit Corrugated Tube 3.5M Length Country of Manufacture: CHINA; Material: Plastic Net Weight: 67g; Package Content: 1 x Corrugated Tube Main Color: Black; Tube Outside Dia: 25mm/ 1" Tube Inside Dia: 20mm/0.8" Length ( approx.): 3.5M/11.5Ft