https://www.eyelineswim.com/insights Technical deep-dives, manufacturing process, and buyer guides from a 60-year swim goggle factory. 2026-06-28T12:00:00Z Eyeline build pipeline https://www.eyelineswim.com/insights/swim-goggle-factory-audit-checklist 2026-06-28T12:00:00Z 2026-06-28T12:00:00Z Charles Rattray https://www.linkedin.com/in/charles-rattray-bb78963b7/

A seven-question audit checklist for sourcing a swim goggle manufacturer — tooling ownership, certifications, material handling, quality lab, traceability, assembly, and audit history.

https://www.eyelineswim.com/insights/in-house-rd-swim-goggle-manufacturer 2026-06-13T12:00:00Z 2026-06-13T12:00:00Z Charles Rattray https://www.linkedin.com/in/charles-rattray-bb78963b7/

What in-house R&D really means at a swim goggle factory — the stage-gate path from brief to certified product, and how to tell real R&D from a spec sheet.

https://www.eyelineswim.com/insights/iso-18527-3-explained 2026-06-02T12:00:00Z 2026-06-02T12:00:00Z Charles Rattray https://www.linkedin.com/in/charles-rattray-bb78963b7/

ISO 18527-3 is the international safety and performance test standard for swim goggles and swim masks. It's the product standard your swim goggle's CE file actually rests on — what it tests, what changed in the August 2025 amendment, and what a competent OEM factory should hand you.

https://www.eyelineswim.com/insights/custom-swim-goggles-bulk-spec-moq-lead-times 2026-05-26T12:00:00Z 2026-05-27T12:00:00Z Charles Rattray https://www.linkedin.com/in/charles-rattray-bb78963b7/

Custom swim goggles in bulk is three decisions stacked: which existing mold you start from, what you change, and how many. A procurement guide that maps MOQ floors by customization lever, real tooling costs and amortization math, the lead-time stack from concept lock to first carton, and the complete spec sheet brand teams should bring to the first quote conversation.

https://www.eyelineswim.com/insights/how-to-choose-a-swim-goggle-manufacturer 2026-05-21T12:00:00Z 2026-05-21T12:00:00Z Charles Rattray https://www.linkedin.com/in/charles-rattray-bb78963b7/

A sourcing guide to choosing a swim goggle manufacturer: the vocabulary, the vertical-integration test, the vetting steps, and the country trade-offs. It separates real manufacturers from trading companies reselling someone else's mold, and lists what to verify before paying a deposit: tooling ownership, in-house coating, audit history. The country section weighs China against the alternatives on cost, tooling depth, and lead time.

https://www.eyelineswim.com/insights/swim-goggle-types-explained 2026-05-11T12:00:00Z 2026-05-11T12:00:00Z Charles Rattray https://www.linkedin.com/in/charles-rattray-bb78963b7/

Ten swim goggle categories — competition, hybrid, training, fitness, mask, corrective, junior, kids — and the engineering brief that defines each. Written for brand managers picking where a new SKU sits. Each category gets the brief our toolmakers actually work from: frame size, gasket profile, lens curvature, strap system. The closing decision guide pins down where a new model should sit before any tooling money is spent.

https://www.eyelineswim.com/insights/oem-vs-odm-vs-private-label 2026-05-10T12:00:00Z 2026-05-10T12:00:00Z Charles Rattray https://www.linkedin.com/in/charles-rattray-bb78963b7/

OEM, ODM, and Private Label swim goggle programs cost differently, take different lead times, and suit different brands. Here's how to choose without overpaying for either. It maps each route to a real situation: testing a new category, running an in-house design team, having a clear vision but no engineering bench, or scaling a range that already sells. It also answers what procurement actually asks — what a DFM review catches, how much of an ODM brief the factory expects you to write, and where it's safe to economize on the mold.

https://www.eyelineswim.com/insights/how-swim-goggles-are-made 2026-05-08T12:00:00Z 2026-05-08T12:00:00Z Charles Rattray https://www.linkedin.com/in/charles-rattray-bb78963b7/

A walkthrough of how a high performance swim goggle is made — injection molding, anti-fog nano coating, 3D scanned gaskets, overmolding, and QC. The piece tracks all ten production stages, from the first concept sketch to the packed carton leaving Suzhou. For a brand, it shows which decisions lock in cost and lead time, and which ones can still change once the tooling is cut.