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Oakley HSTN Matte Tortoise sunglasses with Prizm Black lenses (reference OO9242-25). Oakley's modern circular frame with trigger stems inspired by the classic Razor Blades: timeless matte tortoise pattern paired with dark neutral Prizm Black lenses for daily wear.
Includes 100% UVA/UVB/UVC protection, protective zipper case gift, premium microfiber cloth from Centro Óptico Alpedrete and 2-year European warranty.
Oakley HSTN: Redefining Circular Urban Eyewear
HSTN represents the evolution of Oakley's progressive design: a modern circular silhouette combining heritage nods to 1980s Razor Blades with architectural angles. Rendered in Matte Tortoise with Prizm Black lenses, it offers unmistakable presence and elite optical performance.
Key Architectural Features
Optical Engineering: Prizm Black Lenses
Oakley Prizm™ lenses fine-tune individual light wavelengths to enhance contrast and color visibility across bright landscapes. Made from optical-grade Plutonite® with High Definition Optics (HDO) for crystal-clear vision and high-velocity impact protection.
Oakley True Digital (OTD) Prescription Available
Need prescription lenses? Centro Óptico Alpedrete fits authentic Oakley prescription lenses with digital surface mapping to eliminate peripheral distortion. Contact us via WhatsApp for a tailored quote.
Official Warranty and Packaging
100% genuine Oakley product with 2-year European manufacturer warranty. Includes official Oakley cleaning pouch, our complimentary protective zipper hard case, and high-density microfiber cleaning cloth.
Your Trusted Optical Specialists
Over 20 years of clinical experience as certified optometrists. In-house optical laboratory and official direct-from-factory spare parts support.
Frequently Asked Questions
Are these authentic? Yes, 100% factory original with full manufacturer traceability and official UPC barcode (888392697158).
Can they be glazed with prescription lenses? Yes, the Base 4 frame geometry is fully compatible with Oakley True Digital lenses.
What are the measurements? Lens width 52 mm, bridge 21 mm, lens height 48 mm, temple length 142 mm (Size Medium, Universal Fit).
Centro Óptico Alpedrete is an authorised official Oakley retailer. 2-year official European warranty.