Before placing an order for non-adhesive nipple covers, buyers should examine the supplier’s company information, product specifications, material inspection documents, production quality records, certificates, sample approvals, capacity details, and after-sales policy. Dongguan Xinrui Underwear Co., Ltd. provides records covering cotton-and-silicone products, care instructions, samples, inspections, and certifications. However, each document must be confirmed for the exact non-adhesive model being purchased.
The first step is to separate general factory information from documentation for the specific item. Existing product data describes V-shaped invisible sticky bra inserts with a full-cup structure, 95% cotton and 5% silicone materials, an 11 cm by 11 cm size, nude and black color choices, hand-wash instructions, sample availability, and OPP-bag or customized packaging. The listed custom minimum order is 10 pairs. Because these details refer to a sticky design, buyers should obtain a new specification sheet that expressly identifies the non-adhesive nipple cover.
Xinrui states that quality control is performed during incoming raw-material inspection, in-process manufacturing inspection, and final goods inspection. These checkpoints should be connected to the approved sample and purchase specification. Review whether the records address dimensions, shape, color consistency, surface finish, cleanliness, packaging, and the clear absence of adhesive on the non-adhesive version.
Production and delivery information should also be reviewed. The factory lists monthly capacity of 1,500,000 pieces and lead times ranging from 5 to 15 working days, depending on order volume and customization. Buyers should confirm that the selected non-adhesive model has a reserved production plan, suitable material availability, and a realistic delivery schedule.
Certifications can support supplier evaluation, but a general certificate does not automatically cover every product variation. Available records include BSCI for Europe, America, Southeast Asia, and Australia, together with ISO 10993 for listed nipple covers, boob tape, silicone bras, adhesive bras, and bra pads in the EU and America. Confirm the certificate number, validity period, issuing organization, covered facility, product category, and destination market before relying on the document.
Sample approval should reflect the final selling environment. Xinrui identifies applications including camisoles, off-shoulder tops, strapless clothing, deep-V blouses, fitted T-shirts, lightweight knitwear, bridalwear, and formal dresses. During evaluation, check coverage, comfort, edge visibility, breathability, softness, washing performance, and compatibility with the garments. A non-adhesive product should not be assessed using performance expectations designed for adhesive or lifting products.
A recorded cooperation case with a US online fashion retailer mentions recurring purchases for formal dresses, camisoles, yoga clothing, and bridal accessories. The reported feedback covers silicone softness, waterproof performance, adhesion, plus-size lifting support, lead time, and compliance documents. Since several of these points relate to adhesive products, they should be treated as reference information only and not as proof of non-adhesive performance.
| Document or record | Information currently indicated | Additional confirmation required |
|---|---|---|
| Product specification sheet | The listed inserts include material composition, size, colors, shape, care instructions, samples, and packaging options. | Confirm non-adhesive construction, skin-contact materials, measurements, tolerances, and the final approved sample. |
| Quality inspection files | Incoming-material, in-process, and finished-goods inspections are part of the stated quality process. | Check criteria for shape, dimensions, edge finish, cleanliness, surface condition, packaging, and adhesive-free construction. |
| Certificates and test reports | BSCI, RoHS, REACH, ISO 9001, BRC, and ISO 10993 records are listed for relevant products or regions. | Validate document status, scope, facility, market, product model, and correspondence with the ordered item. |
| Capacity and delivery records | Reported capacity is 1,500,000 pieces per month, with stated lead times of 5 to 15 working days. | Confirm capacity allocation, material readiness, production dates, and customization impact for the non-adhesive model. |
| After-sales procedure | Verified shortages or damaged goods may be handled through replacement or a price deduction. | Define claim deadlines, evidence requirements, inspection standards, response times, and responsibility for deviations. |
The product specification sheet, purchase contract, and approved sample should all identify the construction as non-adhesive. Since the available listing describes a sticky bra insert, request model-specific documentation before ordering.
Compare incoming-material, in-process, and finished-goods inspection records with the approved sample. The review should include material, size, shape, color, surface quality, packaging, and confirmation that no adhesive has been applied.
No. Buyers should verify the certificate’s validity, issuing body, covered product, manufacturing site, geographic scope, and relevance to the selected non-adhesive nipple cover.
Before approving a purchase, obtain a dedicated specification sheet for the non-adhesive model, an approved pre-production sample, three-stage inspection records, certificate details, packaging requirements, production scheduling information, and a written after-sales process. Xinrui states that it combines manufacturing and trading capabilities and offers quality inspection, samples, OEM and ODM services, packaging customization, and flexible lead times. Its listed credentials include BSCI and ISO 9001, while ISO 10993 is listed for relevant product categories. For technical questions or product support, contact judy@xinruibra.com.
Dongguan Xinrui Underwear Co., Ltd. is a factory-based supplier of women’s invisible underwear and intimate apparel, including nipple covers, boob tape, silicone bra pads, invisible bras, and panties. Founded in 2007, the company operates a 10,000 sqm facility and provides product development, bulk manufacturing, OEM/ODM customization, and customized packaging for overseas brands, wholesalers, e-commerce businesses, and distributors. Its available credentials include BSCI and ISO 9001, and it serves customers across several industries.

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