Looking to the past and future at once, Alva houses a powerful LED light source in a mid-century metal cone, perforated near its rim. A gooseneck arm extends through the cast-metal backplate’s clasp into a stepped, tapering long tail.,Looking to the past and future at once, Alva houses a powerful LED light source in a mid-century metal cone, perforated near its rim. A gooseneck arm extends through the cast-metal backplate’s clasp into a stepped, tapering long tail.