Size & fit resources

Intimate Apparel Size & Fit: Charts, Measurements, and Private-Label Guidance

Build a clearer fit direction before bulk production. Use the size chart as a development reference, measure body and sample points consistently, and validate the final block against your target market, fabric stretch, and approved PP sample.

LJUNDERWEAR intimate-apparel pattern grading and fit-sample review
XS–6XLdevelopment reference
Target-market reviewUS, EU, or AU brief
PP sample checkbefore bulk approval
AQL-focused QCroute-dependent inspection

Choose a resource

Three Practical Tools for a More Controlled Fit Process

Start with the task in front of you: planning a size range, measuring a body or sample, or selecting a private-label fit direction.

LJUNDERWEAR factory team reviewing private-label underwear production
01 / SIZE RANGE

Intimate Apparel Size Chart

Waist and hip reference ranges in centimeters and inches, with development notes for extended sizing.

  • XS–6XL reference
  • cm and inch units
  • Tech-pack override noted
Open the size chart →
02 / MEASUREMENT

How to Measure

Body and garment measurement points that help buyers compare a sample with the intended specification.

  • Waist, hip, inseam, rise
  • Sample point-of-measure table
  • Common error checks
Open the measuring guide →
03 / FIT DIRECTION

Private-Label Fit Guide

A decision framework for target market, stretch recovery, block selection, and PP-sample approval.

  • Market input checklist
  • Stretch and recovery review
  • PP sample validation
Open the fit guide →

Margin protection

Fit Consistency Starts Before the First Bulk Order

Returns and complaints often begin with avoidable ambiguity: an unclear target market, inconsistent measuring, or a size label carried across styles without checking the actual block and fabric.

01

Define the wearer and market

Confirm the intended size language, body-measurement source, style coverage, and sales market.

02

Measure one agreed way

Use the same points of measure and tolerance logic across tech pack, sample review, and QC.

03

Approve the worn result

Lock the final specification only after fabric behavior, gusset position, rise, and PP-sample fit are reviewed.

Target-market grading

One Generic Block Should Not Be Relabeled for Every Market

US, EU, and AU projects are not assigned a fixed stereotype. The useful approach is to start with the buyer’s approved measurement source and target wearer, then review the block, grading increments, fabric, and sample together.

US

Confirm the source chart

Provide the intended customer size chart, reference garment, return feedback, or retailer requirements.

EU

Align label and measurement logic

Confirm whether the label follows body measurements, garment measurements, or an existing brand conversion.

AU

Validate against the approved sample

Use the PP sample and agreed fit review to lock the market-specific specification before bulk.

XSSMLXL2XL3XL4XL5XL6XL

Fit program workflow

From Size Direction to an Approved Production Specification

The output is not just a chart. It is an agreed chain of measurements, sample decisions, and production checks.

STEP 01

Review the brief

Target market, product category, size range, support or compression direction, fabric, and available reference files.

STEP 02

Select a starting block

Choose the closest practical route and identify where pattern or grading adjustment may be required.

STEP 03

Measure and fit the sample

Compare points of measure, stretch recovery, gusset position, rise, and comfort against the brief.

STEP 04

Lock the PP specification

Record the approved measurements and tolerances used for bulk and AQL-focused inspection.

Commercial note: selected sample routes may include block or grading support, and selected focused programs may start from 50 pcs. The binding quote confirms the applicable tooling, quantity, timing, and inspection route.

Start with your specification

Need a Fit Direction for a New Private-Label Line?

Send the target market, intended size range, product type, reference chart or garment, fabric direction, and any available tech pack. A 72-hour feasibility review may be available for selected prepared briefs.

Frequently asked questions

Size & Fit FAQ

Are the charts on this page final consumer size charts?

No. They are development references. The approved tech pack, target-market label plan, material route, and PP sample control the final measurements, grading, and tolerances.

Which files should we send for a fit review?

Send the product category, target market, intended size range, reference chart or garment, fabric direction, fit feedback, and any available tech pack. This gives the review a clear starting point.

Can one size chart work across all intimate-apparel categories?

No. Briefs, bras, shapewear, sports bras, maternity styles, sleepwear, and seamless garments use different points of measure and fit logic. Start with the relevant category and confirm the approved PP sample.

When is the fit specification ready for bulk production?

Bulk should begin after the project-specific PP approval records the agreed measurements, tolerances, material behavior, labels, construction, and review status.

Get Your Free Quote & Technical Review

How To Submit Your RFQ

1.Send product type, quantity, and target market.

2.Attach tech packs, photos, or samples.

3.Get sample, MOQ, cost, and timeline guidance.

Designer workspace with nude and black underwear samples, fabric swatches, and color cards laid out on a table.