1.strong and durable 2.made by EPDM/silicone/NR/NBR/PVC 3.inner ... for Auto industry,mechanical,construction,etc . Our rubber extrusion includes but not limited , D sponge Seal, Rubber bulb, rubber U channel, T ... ;(3).great flexibility,harmless, nontoxic, non-radiation, high flexibility;(4).durable,sound absorbing, anti-skid, fire resistance, etc .Application : Widely used ...