Manufacture hypoallergenic TR90 frames safe for sensitive skin.

Manufacture hypoallergenic TR90 frames safe for sensitive skin.

The OEM Advantage in TR90 Frame Manufacturing
Choosing Tuopu as your TR90 frame OEM partner provides distinct advantages that go beyond basic production. Technical Mastery: We have specialized knowledge in TR90’s molding behavior, ensuring optimal flexibility and finish in every batch. Cost-Effective Tooling: We advise on mold design for maximum efficiency and longevity, controlling your upfront investment. Quality Consistency: Our controlled molding process and stringent flex-testing guarantee that every frame, from the first to the ten-thousandth, performs identically. Speed to Market: With in-house mold making and production, we can rapidly prototype and scale your TR90 frame designs. Strategic Partnership: We help you position TR90 not just as a material, but as a key brand benefit. This OEM partnership allows you to leverage deep expertise, ensuring your TR90 frames are not only well-made but are also optimally designed and marketed to capture the full value of this exceptional material in the marketplace.

Get A Quote

15 Years of Expertise, Trusted Quality

With over 15 years of industry experience, we have honed mature manufacturing techniques and rigorous quality control. Every frame is meticulously crafted through multiple processes, ensuring durability and reliability in both materials and details for a long-lasting wearing experience.

Complete Range Blending Fashion & Function

We offer a full spectrum of eyewear, from sunglasses and optical glasses to readers, in diverse materials and styles like acetate, metal, TR90, and pure titanium. Whether you seek trendy styles, all-day comfort, or specific protection, you'll find a solution that combines aesthetic design with practical functionality.

Collaborative Design for Superior Craftsmanship

We work closely with renowned designers and manufacturers to ensure every product excels. Our commitment to meticulous craftsmanship and attention to detail results in eyewear that seamlessly integrates functionality, durability, and modern aesthetics.

Customized Vision Solutions with Expert Guidance

We are dedicated to meeting your specific vision needs. Our extensive range of lens options, combined with expert advice from our experienced team, ensures you receive the most suitable and personalized vision correction and protection.

End-to-End Customer-Centric Service

Your satisfaction is our core mission. From the initial selection with attentive service to reliable after-sales support, we strive to build lasting relationships. We provide an exceptional, guided shopping experience and ongoing assistance to ensure your complete confidence in our products.

about us

We Have The Best Solutions for Your Business

Welcome to Wenzhou Tuopu Glasses, your trusted partner in the world of Eyewear. With over 15 years of experience, we have established ourselves as a leading provider of high-quality eyewear, catering to a diverse range of styles and visual needs.


At Tuopu Glasses, we understand the importance of clear vision and fashionable eyewear. Whether you're seeking protection from the sun with our stylish sunglasses, enhancing your reading experience with our comfortable reading glasses, or finding the perfect pair of optical glasses to express your individuality, we have a wide selection to meet your unique preferences.

Our commitment to excellence is reflected in our meticulous craftsmanship and attention to detail. We work closely with renowned designers and manufacturers to ensure that each product we offer combines functionality, durability, and aesthetics. We take pride in offering eyewear that not only enhances your vision but also complements your personal style.

With an extensive range of lenses available, we are dedicated to meeting your specific vision requirements. Our team of experienced professionals can guide you through the process, providing expert advice and helping you choose the most suitable lens options for your needs.

Customer satisfaction is at the core of our business philosophy. We strive to provide an exceptional shopping experience, backed by attentive customer service and prompt assistance. We value your trust and aim to build long-lasting relationships with our clients, offering ongoing support and after-sales service

Learn More

"Tr90 frame price": Understanding the Value Drivers.

When evaluating tr90 frame price, it’s important to understand what drives cost. Key factors include: Mold Complexity: A simple, single-color frame mold costs less than a complex, multi-color or hingeless mold. Material Grade: Higher-purity, UV-stabilized TR90 resin costs more but performs better. Production Volume: Higher volumes spread the fixed mold cost over more units, reducing price per frame. Finishing & Details: Additional steps like matte finishing, laser etching, or assembly of complex hinge systems add cost. At Tuopu, we provide transparent cost breakdowns. We can show you how to optimize design for your target tr90 frame price point—for example, by suggesting a slightly simpler hinge or a more efficient shape that uses less material. This collaborative approach ensures you get the best possible value: a frame that delivers the core TR90 benefits at a price that works for your business model and target market.

"Lightweight tr90 frame": The Science of Featherlight Durability.

The combination of lightweight and durable in a tr90 frame seems almost contradictory, but it's the result of material science. TR90 has a low density compared to materials like acetate, meaning it weighs less for the same volume. This inherent lightness is the first factor. Secondly, its high strength-to-weight ratio means we don't need to use a lot of material to achieve strength. We can design with thinner walls and more elegant profiles without sacrificing integrity. Thirdly, we employ hollow construction in temples and other non-critical areas. The cumulative effect is a frame that is remarkably light on the face, reducing pressure on the nose and ears—a major contributor to all-day comfort. For brands, marketing the lightweight attribute of your tr90 frame is a direct appeal to comfort-seekers. It's a tangible benefit they feel immediately, making the durability claim even more impressive because it doesn't come at the cost of wearability.

"Tr90 optical frames": The Smart Platform for Everyday Prescription Wear.

Prescription wearers are a perfect audience for tr90 optical frames. These frames solve common pain points: fear of breaking expensive prescription glasses, discomfort from heavy frames, and the need for all-day wear. As an optical frame platform, TR90 excels because it is structurally forgiving. The stress of mounting lenses and the weight of the lenses themselves are less likely to cause warping over time compared to more rigid materials. The lightweight property is a major comfort booster, especially for those with stronger, heavier lenses. Furthermore, the hypoallergenic nature is ideal for all-day skin contact. For brands, promoting TR90 optical frames allows you to offer an upgrade path from basic acetate or metal. You can position them as the “smart,” “worry-free,” or “all-day comfort” choice within your prescription collection, appealing to practical adults who view their glasses as an essential tool and want that tool to be resilient and comfortable.

"Custom tr90 frame": Developing a Signature Durable Product.

Creating a custom tr90 frame is about building a signature product that owns the “durable style” category in your brand’s universe. This process involves translating your brand’s aesthetic into a form that leverages TR90’s strengths. Tuopu guides you through this. We help design shapes that are not only trendy but also mold-friendly and structurally sound for TR90. We explore unique color and finish combinations achievable through specialized molding techniques, like creating a frame with a matte texture and glossy accents. We can integrate signature design elements—a distinctive temple shape, a branded pattern on the inside of the temple—directly into the mold. This level of customization results in a tr90 frame that is unmistakably yours. It allows you to command a premium, as customers are buying into a unique design language backed by superior performance technology, fostering a strong, differentiated brand identity.

User Reviews

What users say about Tuopu Glasses

As an optician, I've tried countless optical frames, and Tuopu's acetate frames truly stand out. The https://www.tuopuglasses.com/ offers a perfect blend of fashion and durability. The designs are trendy yet timeless, and the build quality is exceptional. They're comfortable for all-day wear and hold up beautifully over time. My clients consistently praise the style and sturdiness. For anyone seeking reliable, fashionable optics eyewear, this is the source.

Alexandra

I needed durable, lightweight glasses for my active lifestyle and found the perfect solution with Tuopu's TR90 frame. The flexibility is incredible – I've accidentally sat on them with no damage! The economic series offers fantastic value without compromising on the lightweight, comfortable feel TR90 is known for. The site's selection made it easy to find a pair that fits both my face and my budget. Highly recommended for durability and comfort.

Benjamin

Searching for high-quality yet affordable metal frames led me to Tuopu. Their 180-degree flexible series is a game-changer! The hinges provide unbelievable resilience, preventing the constant loosening and breakage I experienced with other brands. The range, from classic to fashion-forward, is impressive. The glasses arrived perfectly aligned and sturdy. For anyone tired of adjusting or repairing their metal frame, this is the answer.

Claire

Finding stylish, durable kids' frames that can withstand rough play is tough. Tuopu's kids frame collection solved this perfectly. The economic series is affordable for inevitable growth spurts, while the fashionable options make my child excited to wear them. The materials are robust, the hinges are reinforced, and the designs are cute without being childish. These are the most resilient children's glasses we've owned. A lifesaver for parents!

David

The clip on frame from Tuopu has revolutionized my sun protection. I love my prescription lenses but needed a seamless sunglasses solution. Their clip-ons are impeccably designed to align perfectly with my optical frames, offering complete UV protection without the need for a separate pair. The magnetic attachment is strong and secure. It's functional, stylish, and incredibly convenient. An essential accessory for any glasses wearer.

Eleanor
Frequently Asked Question

Do you have any question?

TR90 (also known as Grilamid) is a high-performance, nylon-based thermoplastic polymer originally developed in Switzerland. Its magic lies in a unique combination of properties that are ideal for eyewear. First and foremost is its exceptional flexibility and memory. A TR90 frame can be bent significantly—far beyond what acetate or metal can tolerate—and will return to its original shape without permanent deformation. This “superelasticity” makes it incredibly impact-resistant and durable. Secondly, it is remarkably lightweight, often 20-30% lighter than acetate, reducing wearer fatigue. Thirdly, it is hypoallergenic and resistant to UV degradation and temperature extremes. For brands, a TR90 frame represents a product that solves the core problem of breakage, appealing directly to practical consumers seeking long-term value and comfort.

While no material is literally unbreakable under all conditions, TR90 frames are as close as it gets in the eyewear industry under normal use. Their defining characteristic is flexural strength and fatigue resistance. Instead of cracking or snapping like acetate or bending permanently like metal when dropped or sat on, a TR90 frame will flex, absorb the impact energy, and rebound. They are designed to survive the kinds of accidents that typically destroy other frames: being crushed in a backpack, accidentally sat upon, or twisted by a child. We subject our TR90 frames to rigorous torture tests, including repeated flexing and drop tests, to validate this performance. For all practical purposes, marketing them as “virtually unbreakable” or “extremely durable” is an accurate and powerful selling point.

Comfort is engineered into our TR90 frames from the molecular level up. The inherent lightweight nature of the material is the first comfort factor. We further enhance this through intelligent design: using thin-walled constructions and hollow core temples where possible to shave off every unnecessary gram. The flexibility of TR90 also contributes to comfort, as the frame can adapt slightly to facial movements without pinching. We pay meticulous attention to ergonomic details: sculpting the nose bridge to distribute weight evenly, designing temple tips with soft silicone sleeves for a secure, non-slip grip, and calibrating spring hinges for just the right amount of tension. This holistic approach ensures our TR90 frames are not just tough, but also exceptionally comfortable for all-day wear.

Yes, modern TR90 frame manufacturing offers excellent versatility in aesthetics. While early TR90 was often limited to translucent or solid dark colors, advancements in molding and finishing now allow for a wide range. We can produce TR90 frames in vibrant solid colors (reds, blues, greens), sophisticated translucent tones, and even create two-tone or marble effects through advanced injection molding techniques. The style range is also broad: from sleek, minimalist sports wraparounds and classic wayfarer shapes to modern geometric designs and fun, sculpted styles for kids. While it may not replicate the deep, layered look of acetate, a contemporary TR90 frame can be both highly stylish and technically superior.

Absolutely. The properties of TR90 make it an excellent platform for both optical frames and sunglasses. For optical glasses, its durability is a major advantage for everyday prescription wear, especially for children or active adults. The lightweight nature reduces pressure on the nose from heavier prescription lenses. For sunglasses, TR90 is ideal for sports and performance models due to its flexibility and impact resistance. It can be molded into secure, wrap-around styles that stay put during activity. Whether for holding prescription lenses or tinted sun lenses, a TR90 frame provides a reliable, comfortable, and safe foundation, making it a versatile choice for brands looking to build durable lines across categories.

Producing a high-quality TR90 frame is a precise science. It starts with sourcing certified, pure TR90 resin pellets to ensure material integrity. The core process is injection molding. The pellets are heated and injected under high pressure into precision-made steel molds. The critical factors are temperature, pressure, and cooling time—any deviation can cause weaknesses or imperfections. After demolding, frames undergo precision trimming to remove excess material (flash). Hinges are then assembled—often using metal cores for reinforcement in key stress areas. The final step is quality verification: we check dimensional accuracy, hinge function, and most importantly, we perform flex tests on samples from each batch to confirm the frame returns to its true shape, ensuring the “memory” property is fully activated. This controlled process guarantees every TR90 frame meets our performance standards.

Get In Touch

Don't hesitate to contact with us

Sending your message. Please wait...