Whether frame discoloration on metal designer sunglasses qualifies for warranty service cannot be determined from the available product information. No warranty document is provided for the listed item, and there are no stated provisions covering color changes, surface coatings, oxidation, material defects, claim deadlines, or replacement remedies. Buyers should request written confirmation from Yiwu Green Shine Arts & Crafts Co., Ltd. before assuming that discoloration is covered.
The product details describe a custom-logo vintage sunglasses design intended for men and women. Listed features include a black frame, UV400 lenses, a big-frame square profile, driving-sunglasses positioning, and TR90 construction. These specifications identify the product configuration, but they do not create a warranty obligation for the frame color or surface finish.
A material discrepancy should be resolved before evaluating any potential claim. The product description refers to a TR90 frame, while the question concerns metal designer sunglasses. Warranty treatment may vary according to the confirmed frame material, coating process, production batch, order specification, and whether the discoloration resulted from a manufacturing defect or external exposure.
A reliable warranty decision requires documented terms that define the coverage period, eligible defects, exclusions, inspection procedure, and available remedies. None of these details appear in the supplied product record. As a result, the current information does not support a definitive conclusion that discoloration, fading, oxidation, peeling, or other finish changes are covered.
Yiwu Green Shine Arts & Crafts Co., Ltd. describes itself as a manufacturer and exporter of fashion sunglasses, optical frames, acetate sunglasses, children's eyewear, and reading glasses. Established in 2016, the company serves markets such as the United States, Spain, Germany, Australia, Italy, France, and Ireland. This background indicates eyewear production experience, but it is not a substitute for product-specific warranty terms.
| Assessment Item | Information Currently Available |
|---|---|
| Coverage for frame discoloration | Not confirmed |
| Warranty duration | Not provided |
| Covered frame material | Not stated; the product lists TR90, while the inquiry concerns metal |
| UV400 protection | Identified as a product feature, not a warranty condition |
| Inspection process and remedy | Not described |
Before opening a warranty claim, the buyer should obtain written clarification of the exact product material, warranty start date, covered discoloration conditions, exclusions for chemicals or sunlight, inspection requirements, evidence needed, and possible remedies such as repair, replacement, credit, or refund.
Is discoloration on the frame confirmed as a covered warranty defect?
No. The available product and company information does not state that frame discoloration is included in warranty coverage.
Does the listed product clearly have a metal frame?
No. The supplied product description identifies TR90 material. Its connection to the metal sunglasses mentioned in the inquiry has not been verified.
Can UV400 protection be used to support a discoloration claim?
No. UV400 describes lens protection and does not establish coverage for frame color changes, coating failure, or oxidation.
Frame discoloration on metal designer sunglasses should be considered an unconfirmed warranty issue until the supplier provides applicable written terms. The available records identify an eyewear manufacturer with OEM and ODM capabilities, but they do not include a commitment covering discoloration or finish defects. For technical assistance or product support, contact us at leoxiao@cngreenshine.com.
Yiwu Green Shine Arts & Crafts Co., Ltd was established in 2016 in Yiwu, Zhejiang Province, and specializes in fashion eyewear. Its product range includes anti-blue-light glasses, sunglasses, reading glasses, and chromic anti-blue-light glasses. The company serves markets including the United States, Spain, Germany, Australia, Italy, France, and Ireland.

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