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How to check designer clothing: labels, tags and seams

Brand labels, care tags, RN numbers, fabric, buttons and zips: a checklist for designer jackets, shirts, knitwear and streetwear.

3 min readUpdated 22 October 2026
A mustard coat, shirts, jeans, brown shoes and a scarf laid out on an orange background.
3 min left
ContentsThe brand label
  1. 1The brand label
  2. 2Care tags and RN numbers
  3. 3Fabric and construction
  4. 4Buttons, zips and hardware
  5. 5Streetwear and printed pieces
  6. 6Authenticity labels
  7. 7Photos to take for a check

Contents

  1. 1The brand label
  2. 2Care tags and RN numbers
  3. 3Fabric and construction
  4. 4Buttons, zips and hardware
  5. 5Streetwear and printed pieces
  6. 6Authenticity labels
  7. 7Photos to take for a check

The brand label

  • The logo, font and spacing match the brand's labels from the same season
  • The label is stitched evenly and neatly on all sides where it should be
  • The weave or print of the label is sharp, without fuzzy letters
  • The size label uses the brand's own size format

Care tags and RN numbers

Care tags are where fakes often slip, because they are fiddly to copy well.

The care tag at the inside seam
The care tag at the inside seam
  • Fabric content, care symbols and country of manufacture are printed clearly and spelled correctly
  • The fabric content matches what the garment feels like (wool that feels like plastic is a bad sign)
  • Clothing sold in the US often shows an RN number; you can look it up in the US Federal Trade Commission's RN database to see which company it belongs to
  • Tags are made from the same quality material as the rest of the garment

Fabric and construction

  • The fabric has the right weight, drape and feel for the price
  • Patterns such as checks and stripes line up across seams and pockets
  • Seams inside are neatly finished, with no loose threads
  • Stitching is dense, straight and even
Fabric weave and hem
Fabric weave and hem

Buttons, zips and hardware

  • Branded buttons have crisp engraving and feel solid
  • Zips run smoothly; many luxury brands use high-end zip makers, but a common zip brand is not a sign of a fake on its own
  • Snaps, rivets and buckles carry the right markings and finish
  • Spare buttons, where included, match the garment
Zips, buttons and hardware
Zips, buttons and hardware

Streetwear and printed pieces

  • Screen prints and embroidery are crisp, evenly coloured and placed where the brand puts them; cracked or blurry prints on a new item are a warning sign
  • Neck labels can be woven or printed depending on the season, so check what the brand used for that release
  • Wash tags often run to several pages, and the text should be sharp and consistent on every one
  • A limited drop that sold out in minutes is rarely available new in every size afterwards

Authenticity labels

Some brands sew in an authenticity label with a code, QR code or NFC tag. These help, but only if you check them properly.

Check the address

When you scan a code, make sure it opens the brand's own website. Fake labels often send you to a lookalike page that says every item is genuine.

Photos to take for a check

  1. 1The garment from the front and the back
  2. 2The brand label, close up
  3. 3The care tag, both sides, and any RN number
  4. 4Buttons, zips and other hardware
  5. 5Stitching and pattern alignment at the seams

Check an item with VerifAI

Take the photos this guide describes and get an AI authenticity check in minutes. VerifAI reads only the photos you upload; it is not a physical inspection or a guarantee.

Check an item on the webApp StoreGoogle Play

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