Illuminate your mood with this Falling Blocks Lava Lamp! The original motion lamp in its most popular size produces a soft, warm light and mesmerizing visuals. Its iconic shape adds a familiar, timeless touch to your space. Watch the wax gently split, collide, and dance its way up and down the globe for a soothing experience! Your Lava Lamp will take 2-3 hours to reach optimal flow and color. Once the lamp heats up, do not move or shake lamp. Your Lava Lamp will take 2-3 hours to reach optimal flow, and should not be moved or shaken during this process. Replacement bulbs available at lavalamp.com or calling customer service 800-541-2929.