... ,Under wear and high temperature 3,Durable,No deformation FDA grade silicone tube 1.Non-toxic and Environmental protection,Under wear ... high temperature,Durable., 2.Size(Inner diameter and outer diameter) any is available ; 3.Thin or thick wall silicone tubing in ... and models can be customized according to requirement. 6.FDA grade ,can use in the medical, food ,manufacture,etc area ...