Includes a 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 it all: 15½ 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. * Add our option of pulleys for a really nice industrial look. * These lamps plug into any wall outlet; no wiring required. * 4" diameter and 10" tall.