Crafted from mouth-blown glass and steel. Uses one 60-watt max, E26 bulb (not included). We recommend using our LED ST19 Filament E26 Bulb (6610071B130). Adjustable drop length ranges from 14"-157". Can be mounted on a vaulted ceiling. Black fabric-wrapped cord measures 150" long. Hardwired; professional installation recommended. Mounting hardware included. ETL Certified Dry.