Gordon Glass® Clear Vinyl Bulb-Type Seal with Pre-applied Tape for Frameless Shower Doors - 73" long Length: 73" T-Width: 1/4" Bulb Height: 5/16" Overall Height: 1/2" Pre-applied tape for easy installation; labor savings due to pre-application of tape. Simply peel back the thin red lining to expose the clear tape. Note: Make sure mounting surface is clear of residue and cleaners before application; clean the surface of the glass with rubbing alcohol prior to installation.