Our classic rounded frame made with crossgrained walnut and a carbon fiber core with adjustable earpieces. Eucalyptus Fumed, sourced from the expansive eucalyptus forests of Australia, showcases its enchanting smoky hues. Known for rapid growth and sustainability, eucalyptus wood reflects eco-conscious choices. Interestingly, eucalyptus leaves are the primary food source for koalas, making this wood a symbol of the Australian wilderness,Hailing from the Hawaiian Islands, Koa wood embodies the spirit of paradise with its warm, golden hues. Harvested with care to protect its limited supply, Koa emphasizes sustainability. Traditionally used in crafting Hawaiian canoes, ukuleles, and exquisite furniture, Koa wood carries a deep connection to Hawaiian culture,Italian Ebony, originating in Italy's verdant woodlands, emanates an enduring sense of grace with its profound obsidian hue. Guided by responsible harvesting methods, this opulent wood embodies a commitment to sustainability. Notably, it is crafted from sustainably grown poplar, a noble endeavor aimed at preserving an endangered wood species called Macassar Ebony, renowned for its use in crafting the illustrious Stradivarius violin necks,Rosewood Santos, originating from the lush forests of Brazil, exudes warmth with its rich reddish-brown tones. While subject to strict regulations due to concerns about overharvesting, this wood has historically been prized for crafting musical instruments like guitars and marimbas