Blackfin Aero Loop B3-P2 is a rimless optical frame crafted for ultra-light comfort and precise fit. Its aerospace-grade titanium construction and flexible temples make it ideal for everyday wear and customized lens options. Key attributes: Gray | Damascus burgundy | Titanium | Ultra-lightweight | Hypoallergenic and nickel-free | Durable and corrosion-resistant | High facial adaptability | Patented rear-mounted lens connection | Ultra-flexible temples | Adjustable temple tips | Compatible with single vision and progressive lenses | Rimless frame | Front components forged from a single block of titanium | Aeronautical rivet–inspired hinge | Hand-polished finish and laser-engraved serial number | Dimensions & fit: Size 0-19-150 | Weight 3.5 g | Adaptive, low-profile fit for close facial adhesion | Ultra-lightweight design for all-day wear | Composition & care: Titanium | Clean lenses with a microfiber cloth and lens cleaner; store in the supplied hard case or soft pouch when not in use; avoid abrasive cleaners and extreme heat.