THIS CUSTOM 3 PANEL 90 DEGREE SHOWER DOOR ENCLOSURE FEATURES ¼ INCH THICK “CLEAR” TEMPERED GLASS “FRAMELESS” SLIDING DOORS 31” WIDE BY 75” HIGH, A DOUBLE RUNG TOWEL BAR, E-Z CLEAN BOTTOM TRACK (RAIL) , THIS PHOTO SHOWS A RETURN PANEL OF 40” X 75” HEIGHT.