The Fibonacci sunglasses fashionably blends your commute to work and your love for nature. Rising above fast fashion, these glasses are a time-lasting statement of style, eco-consciousness and outdoor ruggedness. Add this subtle finesse of bamboo and wood to your accessories to jazz up your style in an eco-friendly way. Specifications Frame – Walnut laminated wood Lens material – TAC polarized (1.1 mm thickness) Lens function – Cat.3 UV400 protection Lens color – Grey lens Dimensions – 147-17-145 mm Including microfiber cloth and pouch For customised logo engraving, contact us at - info@dzukou.com Larger orders can take up to 4 weeks.