... Pipe: 1, ROHS, SGS, FDA ,LFGB 2, ISO9001, ISO14001; 3, Oil Resistant, O-zone Resistant. Silicone Rubber Water PipeDetailed Product DescriptionSilicone ... made by NBR rubber 2, NBR O-RING restisance oil, use in machine or auto3, NBR O-RING have lots of standard ... environmental silicone/rubber;2, Material Rohs-SGS Approval, Non-Toxic, Oil Resistant, Tasteless, Non-Stick finish, Durable and easy cleaning.3 ...