The Hubbardton Forge Shard Large LED Outdoor Wall Sconce features hand poured glass lit with energy efficiency. The clear glass block contains smoke glass shards, creating an interesting texture for the light to shine on. The illumination pours down from the iron shade, bringing out the unique qualities in the craftsman glass. The coastal finishes are meant to endure harsh saltwater environments and have been tested to 100% humidity and water with salinity 50% greater than the average found in the Atlantic or Pacific.