The 'Costas' sunglasses from the OM.5 collection are handmade from bio-acetate. Featuring a round design, a combination of polished and brushed finishes on the front, a moderate construction, and uniform temples. MATERIALS & CRAFTSMANSHIP The frames are handcrafted from eco-friendly bio-acetate by highly skilled artisans in our Italian factory. The acetate, derived from wood and cotton fibers, offers a unique touch with a warm, silky feel. Fully biodegradable and 100% recyclable. Lenses are eco-friendly. BioNylon is made with an ecological resin derived from castor oil and without any BPA or phthalates. Our eco-lenses block 100% UVA, UVB, and UVC; they are lightweight, hypoallergenic, and 100% recyclable. LEATHER CASE A 100% organic leather case, expertly crafted and sourced from the renowned Swedish tannery Tärnsjö Garveri.
