Our classic rounded frame made with crossgrained walnut and a carbon fiber core with adjustable earpieces. 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,Sourced primarily from North America, Walnut Burl features intricate patterns with a mix of light and dark shades. Often harvested from pruned or fallen trees, it promotes sustainable practices and is highly sought after for luxury veneers and fine woodworking,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