What are glass door knobs composed of? https://beautifulhandle.com/the-timeless-elegance-of-glass-door-knobs-a-comprehensive-guide-to-style-and-function/ Glass door knobs are often constructed of crystal, frosted glass, or coloured glass. High-quality glass knobs are frequently tempered or cut to improve their durability and aesthetics. Some may have metal embellishments such as brass, chrome, or nickel for increased robustness and elegance. #blackantiquedoorknobs #brushedchromedoorknobs #satinchromedoorknobs