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Decision fieldOpen accessGarment POM Definition & Verification RecordGlobalRemoveOpen accessSeam Allowance ConverterGlobalRemoveFree accountThreadloop Sewing Pattern DatabaseGlobalRemove
Decision fit
Primary jobSource productionFind patterns & fitFind patterns & fit
AreaProductionPatterns & fitPatterns & fit
Best forTurning an ambiguous POM name, code, or diagram into a reproducible method before setting targets, tolerances, or inspection decisionsWorking between pattern systemsSearching current and out-of-print sewing patterns
Know before usingThe record does not reproduce licensed ISO measurement drawings, supply universal POM codes or targets, approve an internal method, prove measurement capability or product fit, or replace qualified technical-design, pattern, fit, quality, metrology, safety, and regulatory review.A unit reference; the correct allowance depends on material, seam type, and production method.Community members add and quality-control the records, so confirm sizing, measurements, fabric suggestions, format, availability, errata, license, and purchase terms with the designer or publisher. Adding an entry to a stash does not provide the pattern files. Saved searches and private PDF storage are paid Plus features, and a listing or review does not establish pattern accuracy or fit.
Practical access
ForApparel brandsBothMakers
Location or jurisdictionGlobalGlobalGlobal
AccessOpen accessOpen accessFree account
FormatStitch AuthorityStitch AuthorityCommunity
Source typeStitch AuthorityStitch AuthorityCommunity database
Source and review
What the source establishesThe guide cites current ISO garment-measurement, body-measurement, and textile-conditioning standards plus NIST measurement-process guidance for repeatability and reproducibility; it requires organization-specific codes, added points, targets, and tolerances to remain explicitly controlled.The linked tool or guide is maintained inside Stitch Authority and was checked against its current public interface.Threadloop's official guide describes an independent, fully crowdsourced database covering available and out-of-print sewing patterns. Its search supports pattern type, fabric type, age group, body type, cup size, level, format, file features, language, measurements, availability, and other filters; members can also track a stash, wishlist, projects, reviews, and discussions.
Linked page reviewedJul 16, 2026Jul 15, 2026Jul 21, 2026
Next review dueJul 16, 2027Jul 15, 2027Jan 17, 2027
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