Sm&aring;land B&ouml;na IKEA - GAVIK Table lamp, white, frosted glass Light bulb sold separately. IKEA recommends LEDARE LED bulb E12 200 lumen globe opal white. Use an opal light bulb if you have an ordinary lamp shade or lamp and want an even, diffused distribution of light. Use a clear light bulb if you have a lamp shade or lamp with a perforated or cut-out pattern or other airy, open design and want the pattern to cast effects on the wall and ceiling. Wipe clean with a damp cloth.