Uniquely textured and arresting the Glass Block offers both functionality and incredible style. It is crafted from crystal glass with a contoured surface that refracts light from the internal bulb; a translucent frosted finish enhances the effect. Th is boldly luminous design will make an excellent accent lamp. It measures five inches on each side. Perfectly suited to your contemporary-style home or office it requires a single 10-watt JC halogen light bulb which is included. This lamp utilizes an inline switch for your convenience.About LumiSource Inc.Illinois-based LumiSource offers a one-stop shop for creative and contemporary home furnishings. From lighting to occasional furniture to decorative accents they offer a wide variety of options that will make an artistic statement and reflect your unique taste. LumiSource aims to set new trends with stylish decor at affordable prices