... electronics, decoration, baby invention , toy and so on. with silicon rubber with heat-shrinkable tubewith pvc coatOD from 2mm-30mm, any ... extremely smooth, and looks elegant .Gooseneck can coated with silicon rubber, heat-shrinkable tube or PVC as per the customer request ... supplier has passed in gooseneck field in China2.Best after sale service, quality guarantee two years, if the customer complain ...