Classic Round Acetate Sunglasses | Vintage Keyhole Bridge & Gold Metal Accents

Embrace timeless elegance with these classic round acetate Sunglasses. Expertly crafted from high-grade cellulose acetate, this frame showcases a sophisticated Boston silhouette featuring an iconic keyhole bridge and luxurious gold-tone metal filigree temple accents. Equipped with durable metal spring hinges and HD TAC polarized lenses, this versatile unisex style offers a perfect balance of vintage aesthetic, flexible fit, and daily UV protection.

Key Features & Highlights

• Classic Round Silhouette & Keyhole Bridge: Inspired by classic mid-century eyewear design, featuring a keyhole nose bridge that evenly balances weight for effortless, pressure-free wear.
• Ornate Gold-Tone Metal Accents: Highlighted by refined gold-finish metallic endpiece overlays and filigree temple details that add a touch of luxury craftsmanship.
• Flexible Metal Spring Hinges: Engineered with abrasion-resistant metal spring hinges that allow temple outward expansion, ensuring a comfortable, custom fit for various face shapes.
• HD TAC Polarized Lenses: High-definition Category 3 TAC lenses block 100% of harmful UV rays, reduce harsh glare, and deliver crisp visual clarity.
• Rich Stripe & Solid Acetate Finishes: Crafted with skin-friendly, bio-based acetate available in sophisticated striped textures and rich classic solids.

Craftsmanship & Manufacturing Details

• Multi-Stage Hand Polishing: Tumbled and hand-polished for over 72 hours to achieve a brilliant mirror finish and smooth tactile feel.
• Precision Spring Hinge Mechanism: Rigorously tested for thousands of open-and-close cycles to ensure long-lasting hinge tension, stability, and durability.
• Cold-Insert Optical Bevels: Engineered with standard bevel grooves, making it simple for optical technicians to install custom prescription or blue-light lenses.
• Hypoallergenic & Durable: Made from high-density, hypoallergenic acetate that withstands daily wear and maintains its structural shape.

Product Specifications

Color Variants

• C1: Solid Black / Dark Grey Lenses
• C2: Stripe Grey Translucent / Dark Grey Lenses
• C3: Stripe Brown Translucent / Dark Grey Lenses
• C4: Solid Tortoiseshell / Dark Grey Lenses

Style Scenarios & Occasions

• Business Casual & Daily Wear: Perfect refined accessory for office wear, casual tailoring, and effortless everyday sophistication.
• Outdoor Travel & Driving: Anti-glare TAC lenses shield eyes during sunny commutes, road trips, and coastal vacations.
• Prescription Optical Conversion: Ideal frame for converting into optical prescription eyewear, Reading Glasses, or fashion computer glasses.

About Mellume & Customization Capabilities

Based in Shenzhen with over 20 years of eyewear manufacturing experience, Mellume specializes in acetate frames, Optical Eyewear, sports sunglasses, and reading glasses. We provide full OEM/ODM customization services—including custom logos, materials, lenses, accessories, and packaging—with flexible MOQs, strict quality control, and reliable lead times to bring your eyewear brand vision to life.

• Full OEM/ODM Solutions: Customized logo placement (laser engraving, metallic foil printing), custom acetate pattern selection, and bespoke spring hinge integration.
• Versatile Product Categories: Manufacturing capabilities spanning premium acetate frames, prescription optical eyewear, sports sunglasses, and reading glasses.
• Bespoke Packaging & Accessories: Tailor-made branded eyewear cases, microfiber cloths, pouches, and luxury presentation box sets.
• Flexible MOQ & Reliable Delivery: Scalable order quantities to support boutique brands and established global optical distributors with on-time delivery guarantees.
• Strict Quality Control: Fully compliant with international export standards (CE, FDA, ISO 9001, RoHS, REACH), undergoing rigorous spring hinge tension testing and optical lens inspection.

Frequently Asked Questions

Q1: What are the advantages of metal spring hinges on acetate frames?
A1: Metal spring hinges allow the temples to flex outward beyond 90 degrees, accommodating wider head shapes, reducing facial squeezing, and preventing frame misalignment over time.

Q2: Can these round acetate sunglasses be converted into prescription Optical Glasses?
A2: Yes! The frame features standard cold-insert lens bevels, making it very easy for optical laboratories to fit prescription lenses, progressive lenses, or blue-light blocking lenses.

Q3: What private label customization options do you offer for bulk orders?
A3: We offer custom logo laser engraving on temples/lenses, custom acetate frame color development, customized packaging box sets, and branded microfiber accessories with flexible MOQs.