Amarine-made (Set of 4) 3 LED Blue Stainless Steel Cup Drink Holder with Drain & LED Blue Marine Boat Rv Camper Stainless steel self draining recessed cup holder , Install almost anywhere; table, counter top, dashboard, seatback, etc. Replaces plastic drop-in cup holders with ease. 3 LED blue Made of high polished stainless steel for supreme corrosion resistance. Includes drain with hose barb, mounting gasket and internal pad. Dimensions: 4" H - 3 1/2"ID, 4 1/4" OD, with flange.