Why fit problems appear in larger or smaller sizes when the sample size is right, how grade rules work for tees and hoodies, and how to run a size set check.
How a functional fly or plain pouch front affects pattern, fabric use, sewing time, fit and comfort on men’s briefs and trunks, and what to specify.
How the EU General Product Safety Regulation applies to apparel sold into the EU, the EU-based responsible person, product identification and contact details, and what to prepare.
What turning hoodies inside out during washing protects, when to put it on the care label, and how US and ISO care labelling handle extra instructions.
Why faint horizontal bands appear on heather and melange jersey, how yarn lots, tension and dyeing contribute, and what to specify and inspect.
How to trace needle holes and cut loops along jersey tee hems to needle size, machine settings or fabric, and what to change and check in production.
Why knitwear factories charge for samples, what a sampling fee should include, when it is credited against bulk, and what to agree in writing before paying.
What a UPF claim on activewear means, how ASTM D6603 sets label content and categories, why stretch and wetting matter, and what to ask the lab for.
Why woven neck labels irritate customers, how label material, edge finish, size and placement affect comfort, and how to keep required information when you change.
When kids’ tees imported into the US need a Children’s Product Certificate, the seven required elements, third-party testing, and the 2026 eFiling change.
Why coloured tees fade where they face light, what ISO 105-B02 measures, how to set a light fastness requirement and what else to check on darks.
How to find out why small holes appear near the waistband seam on modal boxer briefs, from needle damage and seam tension to fabric strength, and what to specify.
