plastic extrusion for door/window seal 1.material : PVC 2.used for shower room, glass door or window seal 3.super quality plastic extrusion for door/window seal:1. material: co-extruded PVC2. used for shower room, glass door or window seal3.applicable for various glass in common use with the specification of 4mm, 5mm, 6mm, 8mm, 10mm,and do on4.fuctions: water- resistant, air-resistant, and so on