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Side-by-side evidence and decision metadata for selected textile resources.
Decision fieldOpen accessPattern Grading & Size-Run Validation RecordGlobalRemoveOpen accessYarnSubGlobalRemoveOpen accessGOTS Certified SuppliersGlobalRemoveOpen accessCPSC Certificate eFilingUnited States · North AmericaRemove
Decision fit
Primary jobFind patterns & fitChoose materialsCheck standardsCheck standards
Also useful forNo additional job recordedNo additional job recordedNo additional job recordedNo additional job recorded
AreaPatterns & fitYarnMaterialsStandards
Best forAuditing inherited grade rules or controlling a new multi-size pattern release from approved targets through sample evidenceBuilding a substitution shortlist for a discontinued or unavailable yarn before checking quantity, availability, and a representative swatchChecking GOTS certification recordsPlanning the current CPSC certificate-data handoff for regulated imports with the importer, finished-product certifier, customs broker, and entry records
Know before usingThe record does not create a production grade, supply universal increments or breakpoints, validate a CAD file or fit population, reproduce licensed standards, or replace qualified anthropometric, pattern, technical-design, fit, quality, accessibility, safety, statistical, and user-research review.A suggested match is a data-based shortlist, not proof that the yarn suits the pattern or maker. Records can be incomplete or wrong, price bands are approximate, availability varies by country and seller, and shade-level matching is unavailable. YarnSub says affiliate status does not change suggestions, but equally rated matches are ordered by brand popularity. Confirm required gauge, total length, fibre behavior, construction, care, colour, dye lot, accessibility, price, availability, and seller terms, then make and assess a representative swatch before committing.A company result is not a blanket approval; confirm the certificate scope, validity, facility, process, product, and transaction documentation for the exact purchase.The portal does not decide whether a product requires certification, identify the correct rules or certificate data, classify an entry, replace the current 16 CFR part 1110 text, or reconcile a filing to an actual shipment. Effective dates and workflows differ by entry route; use current CPSC, CBP, customs, product-safety, and legal review.
Practical access
ForApparel brandsMakersApparel brandsApparel brands
Location or jurisdictionGlobalGlobalGlobalUnited States · North America
AccessOpen accessOpen accessOpen accessOpen access
FormatStitch AuthorityReferenceDirectoryReference
Source typeStitch AuthorityFirst-party platformOfficial registryGovernment guidance
Account, payment, and exit
Access scopeNot yet reviewed at this level.Maker comparing a replacement for a named yarn before buying.Not yet reviewed at this level.Not yet reviewed at this level.
Before an accountNot yet reviewed at this level.Search a named yarn, inspect suggested substitutes, and filter by fibre and approximate price band without creating an account.Not yet reviewed at this level.Not yet reviewed at this level.
Free-account boundaryNot yet reviewed at this level.The checked core substitution route does not require an account, and the FAQ does not offer user-entered yarn records.Not yet reviewed at this level.Not yet reviewed at this level.
Payment boundaryNot yet reviewed at this level.No subscription is presented for the core route. Affiliate retailer links and optional donations help fund the site; equal-rated matches are ordered by brand popularity.Not yet reviewed at this level.Not yet reviewed at this level.
Cancellation or exitNot yet reviewed at this level.There is no account or recurring plan to cancel for the core route. The newsletter has a separate unsubscribe link.Not yet reviewed at this level.Not yet reviewed at this level.
Saved work and dataNot yet reviewed at this level.YarnSub does not expose an API and does not accept user-entered yarn details. Use the data-issue link on a yarn page for corrections.Not yet reviewed at this level.Not yet reviewed at this level.
Source and review
What the source establishesThe guide cites current ISO body-table, size-designation, and garment-measurement boundaries plus two peer-reviewed studies that tested the relationship between conventional grade rules, anthropometric evidence, and garment fit; it requires product-specific target deltas and validation instead of publishing universal increments.YarnSub's official FAQ says its matching software compares gauge, texture, yarn weight and density, fibre content, and fibre qualities such as drape and softness. Discontinued yarns remain searchable as starting points but are excluded from suggestions. Result filters can exclude animal, animal-derived, synthetic, or plant fibre groups and use a subjective $ to $$$$$ price indicator. The site does not accept user-entered yarn details, individual shade cards, or expose an API. Each yarn page provides a data-issue route.The official GOTS search exposes certified entities by country, field of operation, product category, and certification detail, including processing and trading scopes.CPSC operates the eFiling portal with role-specific importer, broker, applicability, Product Registry, regulated-product, laboratory, ACE, FAQ, video, and document-library routes. The certificate final rule took effect July 8, 2026 for covered non-FTZ products, with separate timing for covered FTZ entries.
Linked page reviewedJul 27, 2026Jul 28, 2026Jul 15, 2026Jul 16, 2026
Next review dueJul 27, 2027Jan 24, 2027Oct 13, 2026Oct 14, 2026
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