Tools & Resources for Clothing Brands — The Toolbox by White Cotton

White Cotton publishes production-grade tools built from real factory experience. The calculators and generators are free and need no signup — fabric weight, size charts, import duties, care labels and the trade show calendar. The tech packs are free too: 13 garments,16 pages each, graded XS–XXL with tolerances, free to download — or have us finish one for you.

Tools & Resources

The Toolbox

Everything you need to launch and scale your brand. Six free tools — plus 13 production-ready garment tech packs, also free.

PDF + AI

Free Tech Packs

13 production-ready garment packs, free to download. 16 pages each, graded XS–XXL with tolerances, every seam named — or have us finish one for you.

Free to downloadVector PDF + .aiGraded XS–XXL
See the 13 garments
100% Cotton
BRAND
Labels + Tags + Packaging

Labels, Hang Tags & Packaging

Design brand labels, care labels, hang tags, and poly bags. EU and US compliant care symbols, 24 fonts, logo upload, and front + back preview.

Labels + hang tags + poly bagsISO 3758 care symbols24 fonts & logo upload
Generate Labels
SML
Chest96102108
Length687174
Sleeve626466
Export PDF

Size Chart Generator

Create professional, brand-ready size charts. Input your measurements, pick your size range, and export a production-grade PDF.

XS–3XL size gradingPDF exportCustom brand header
Create Size Chart
320GSM
9.4 oz/yd²≈
Heavyweight
GSM ↔ OZ

Fabric Weight Converter

Convert between GSM and oz/yd² instantly. Includes weight recommendations per garment type and seasonal guidance.

GSM ↔ oz/yd² conversionGarment recommendationsSeasonal fabric guide
Convert Now
12.5%
€2.40
HS Codes

Import Tariff Calculator

Estimate import duties for clothing and textiles based on fabric composition, construction, and country of origin.

EU & US tariff ratesHS code lookupFabric-based calculation
Calculate Tariffs
FRParisFEB
PTPortoMAR
ITMilanoJUN
2025–2026

Trade Show Calendar

Expert guides to the most important textile and fashion trade shows — what to expect, how to prepare, and who to meet.

Global event coveragePreparation checklistsInsider tips
Browse Events

The most important document

An accurate tech pack saves you weeks and hundreds of euros

AI-generated images and vague sketches lead to wrong samples, costly revisions, and delays. A clear tech pack ensures we manufacture exactly what you envisioned — on the first try.

Or read the Factory Playbooks →

© 2026 White Cotton, Unipessoal Lda · NIF PT518355411 · Lijó, Barcelos, Portugal

Fabrics sourced OEKO-TEX · GOTS · BCI