The Arca is an experiment with density and mass. As one moves around the room the fixture morphs from a commanding presence of solid walnut into a graceful bar of light surrounded by an elegant porous cage.Walnut frame, aluminum light bar with polymer shade Wood grain will vary Dimmable (use ELV or TRIAC dimmer) Ceiling canopies included Made in the USABulb Type: LED Collection: Arca Color Accuracy: 85 CRI Designer: Nick Sheridan Dimensions: 49 x 24 x 17 Dimmable: TRIAC ELV Dimmer Eco Friendly: Yes Handmade Assembled: Yes Height: 17 LED power consumption: 16 watts Light color: 2700 degreesĀ° K (warm) Light output: 1100 lumens Metal Finish: Brushed Aluminum, Black Anodized Pendant Type: Down Light Width: 24 Wood Finish: Oiled Walnut, Dark Stained Walnut