Nike x Stussy Spiridon Cage 2 Fossil Real vs Fake: How to Tell

To tell a Nike Air Zoom Spiridon Cage 2 Stüssy Fossil real vs fake, check the pair in this order: the overall shape, the throat mesh, the toe box branding, the heel, the size tag, both sides of the insole, the footbed stitching, the outsole and the box label. Compare every detail with a genuine pair of the same colorway, because a good fake passes most checks and fails one or two.

The Stüssy x Nike Air Zoom Spiridon Cage 2 "Fossil" has the style code CQ5486-200 and the colorway Fossil/Black-Fossil. It released in spring 2020 at $160 (the date is given as either 27 March or 3 April 2020). It pairs a tonal mesh upper with black Swooshes, Stüssy branding on the toe and heel and the caged Zoom Air heel unit. In the photos, the genuine pair is marked AUTHENTIC and the fake FAKE.

• The Overall Shape
• The Throat Material
• The Toe Box Details
• The Heel and Its Stitching
• The Size Tag
• The Back of the Insole
• The Footbed Stitching
• The Outsole
• The Box Label
• Frequently Asked Questions
• See If Your Stüssy Spiridons Are Authentic

The Overall Shape

Start with the side profile. The Spiridon Cage 2 has an unusual shape, and fakes built on the wrong last show it at once. The genuine pair is lean, with a low, tapered toe. The fake looks bulkier all over, most of all at the toe box.

Then look at the Swoosh. On the genuine shoe it is slimmer, and its thick end is cut to a sharp point. On the fake, the ends are rounded off. A similar shape check works on another designer collab, the Air Fear of God 1.

The Throat Material

Look down at the throat, the area around the laces. On the genuine pair we compared, the mesh in the throat differs from the mesh on the toe box in its texture and the size of its holes. On the fake, the two areas use the same mesh, so the upper looks uniform. Compare the texture and hole size, not the shade, because the tone of the mesh changes with the light in a photo.

The Toe Box Details

The toe box carries three details to compare:

• The Swoosh. On the genuine pair it has a crisp outline and sharp ends. On the fake it looks blurred and the ends are rounded.
• The STUSSY lettering. The genuine letters are thicker and sit closer together.
• The dots above the logo. There are two rows of four. On the genuine pair the dots are larger and close together. On the fake they are smaller, with wider gaps between them. Compare the size of each row with a genuine pair rather than judging the dots against each other.

The Heel and Its Stitching

The heel is one of the most useful areas on this shoe. The fake's heel is bulkier, so start with the shape, then check three details:

• The two stitched lines on top of the heel. On the fake they sit further apart, and the stitching is done differently.
• The STUSSY patch. The letters should be sharp and centred in the oval. On the fake we compared, the patch sits higher and the letters are larger.
• The zoom air logo on the heel cage should be clear and evenly moulded.

Leave the colour of the heel out of it. The fake in our photo looks slightly lighter, but light and camera settings shift tones from one photo to the next.

The Size Tag

The size tag sewn inside the tongue is the busiest label on a pair of Nikes. It shows the size in several systems, the country of manufacture, the style code, a UPC barcode, a short factory code and two dates. Nike has never said what the two dates mean. They are often read as the production window, but that is not confirmed, so treat them only as a rough check that they suit the release. Tags printed from around 2019 often add a QR code, while many genuine older pairs have a barcode only. Counterfeiters copy genuine tags field by field, so a tag that agrees with itself shows the label is consistent, not that the shoes are real.

The size tag on the Stüssy Spiridon

Both tags in our photo read CQ5486-200, both say Made in Vietnam, both have a QR code, and both print dates between September 2019 and January 2020, before the spring 2020 release. The genuine tag is a US 10 dated 10/02/19 and 01/15/20, the fake a US 4 dated 09/18/19 and 11/22/19. So the fake gets every field right, and a correct code and plausible dates prove nothing. See what a Nike QR code and UPC can show.

On the genuine tags we have read, the later date fell two to five months before the release. A first date after the release is a question for the seller, unless the pair is a restock. The genuine tag's 01/15/20 fits that for a spring 2020 release. Tested in November 2026, qr.nike.com sent every correctly formatted code, including made-up ones, to the same Nike page, with no product details and no verdict. The 13-character code uses digits and every letter except I, L, O and U, and Nike's own server rejects a code that contains one of those four letters. A clear O or U printed in the code is a strong warning sign, while a zero that looks like an O is normal. Genuine tags also print a patent line, www.nike.com/patentsvirtualmarking. A misspelt address is one of the details an authenticator compares.

On the pair we compared, the fake tag's print is smaller and thinner, and its stitching is finer. Because the two tags come from very different sizes and tag printing varies between factories, use this only against a genuine tag of a similar size.

The Back of the Insole

Take out the insole and turn it over. On the genuine pair we compared, the foam has a more open, spongy texture, and the glue marks run in horizontal lines. On the fake, the foam is smoother and the glue runs in wider diagonal lines. Glue patterns depend on the factory and the batch, so treat this as one more data point, not a rule. The same insole check comes up on many fake Nikes.

The Footbed Stitching

With the insole out, look at the stitching around the footbed, the board the upper is sewn to. On the genuine pair, the stitches are fine, short and evenly spaced all the way round. On the fake, they are thicker, longer and messier, and the spacing changes along the edge.

Ignore the thread colour. Genuine Nike footbeds are stitched in different thread colours depending on the factory and the batch, so a colour proves nothing on its own. The density and evenness of the stitches are what count.

The Outsole

Turn the shoes over. The genuine outsole has a more delicate shape, and the fake's is bulkier, the same fault as on the upper. Then check the STUSSY lettering on the heel of the sole: on the genuine pair it is larger, and on the fake we compared it sits slightly off centre. Finish with the Swoosh at the forefoot, which should have a smooth curve and sharp ends. Runner-based collabs on a modern Nike sole are checked the same way, as in our sacai VaporWaffle guide.

The Box Label

The label on the end of a Nike box repeats the shoe's details: the model name, the style code, the size, the colorway and a UPC barcode, and recent labels add a QR code. On a genuine pair in its own box, the UPC on the label matches the one on the size tag, while the box QR carries a different code from the tag QR. Box colours and designs change between lines, years and collaborations, so compare only with a genuine box from the same release. A second sticker from a resale platform is normal, and so is a regional label on pairs sold in Asia. A missing or replacement box is not a sign of a fake.

A genuine label reads AIR ZM SPIRIDON CG 2 / STUSSY, gives the colorway as FOSSIL/BLACK-FOSSIL and prints CQ5486 200 with the size. Our photos show the match in practice: the genuine US 10 tag and its box both carry the UPC 194274010152. They also show its limit, because the fake's US 4 tag and box match each other too. A match tells you the labels agree. It does not tell you the shoes are real.

The 200 in the style code is the colorway. Nike has never published the scheme, but the first digit after the dash usually follows the first colour in the colorway name, and 2 is the brown and tan family, which fits FOSSIL/BLACK-FOSSIL. Exceptions exist, so a mismatch is a reason to check the code, never proof of a fake.

The tag prints the UPC as 14 digits starting 00, while the box label prints the same number as a 12-digit UPC with a small two-digit add-on. Ignore the leading zeros and the add-on when you compare them.

Codes can expose a fake but never prove a pair is real. A counterfeit label can print a real Nike barcode that belongs to another shoe or size, and a fake barcode passes the standard check digit like a genuine one. The barcode, the style code and the size must agree. To test the codes on your Spiridons, use our Nike code checker.

On the pair we compared, the fake label's AIR ZM text is wider, its size figures are smaller and its type is a different weight. Use those only against a genuine label from this release.

Frequently Asked Questions

How can you tell if Nike Stüssy Spiridons are fake?

Compare the pair with a genuine CQ5486-200: the side profile and Swoosh, the throat mesh, the toe box dots and lettering, the heel stitching and STUSSY patch, the size tag, the insole, the footbed stitching, the outsole and the box label. A genuine pair passes every check. One correct detail proves nothing on its own.

Were other Stüssy Spiridon colorways released?

Yes. There is also a Pure Platinum pair from the same 2020 launch and a later all-black pair, each with its own style code. The construction checks in this guide apply to them, but compare each one with a genuine pair of the same colorway.

Does the style code on the size tag prove the pair is real?

No. The fake in our photos prints CQ5486-200, plausible dates, a QR code and a UPC that matches its own box. The code tells you which shoe the label claims to be. The shape, stitching and branding decide.

Is black stitching under the insole a sign of a fake?

Not on its own. Thread colour under the insole varies between factories and batches. Look at how fine and even the stitches are instead.

See If Your Stüssy Spiridons Are Authentic

If you are still unsure after these checks, send clear photos of both shoes from the side and from behind, the toe box, the size tags, the insoles from both sides, the footbed stitching, the outsoles and the box label. LegitGrails authenticates Nike from photos you upload, with results in under 30 minutes and a digital certificate with every order.

If your Stüssy Spiridons fail any of these steps, send photos to our Nike authentication service.