Colonial Tin Works Clear Glass Quart Open Bottom Mason Jar Pendant Lamp,4" dia. and 10" tall Includes a clear quart mason jar with no bottom. Use these for higher wattage bulbs such as 40 or 60 watts. Shown with our 40 watt vintage bulb, not included. With the open bottom and ventilation on the top, these provide plenty of light while keeping everything cool. This pendant lamp includes: 15 foot cloth-covered lamp cord with switched socket, two finished ceiling hooks, two cord clamps for adjusting the height of the lamp, and easy-to-follow instructions. This lamps plug into any wall outlet; no wiring required. 4 diameter and 10 tall.