STEP 1
Choose Your Size
Select your mystery box from 80,000+ authentic shirts. Your surprise is waiting.
Premium Football Shirt Mystery Box
Rated 4.7
on Trustpilot
Whats Inside The Box
1 Authentic football shirt from a recent season.Official club labels included.
Authenticity CertificateA printed certificate confirming your shirt is 100% original and verified.
Use code WELCOME10Get 10% OFF on your first order.
Size Guide
If you already own other football shirts and have found a size that fits you well, we recommend sticking with that size. Although sizes may vary slightly between brands, most follow similar guidelines.
Adult Sizes
| Size | Chest (cm) | Waist (cm) | Hips (cm) |
|---|---|---|---|
| XS | 83–86 | 71–74 | 82–85 |
| S | 87–92 | 75–80 | 86–91 |
| M | 93–100 | 81–88 | 92–99 |
| L | 101–108 | 89–96 | 100–107 |
| XL | 109–118 | 97–106 | 108–116 |
| XXL | 119–130 | 107–119 | 117–125 |
| XXXL | 131–142 | 120–132 | 126–135 |
Kids Sizes
| Size | Height (cm) | Chest (cm) | Waist (cm) | Hips (cm) |
|---|---|---|---|---|
| 128 | 123–128 | 64–66 | 58–60 | 66–70 |
| 140 | 135–140 | 68–71 | 61–63 | 71–75 |
| 152 | 147–152 | 72–75 | 64–66 | 76–80 |
| 158–164 | 158–164 | 76–82 | 67–69 | 81–86 |
Get it FREE between and .
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The Perfect Gift
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Free & Fast Shipping
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2 Year Warranty
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100 Days Money Back Guaranteed
What’s inside the box?
Each HiddenKits box includes 1 authentic football shirt, selected from clubs around the world, plus exclusive matchday inserts.
It also comes with an authenticity certificate and a garment quality guarantee certificate.
You choose the region/country — the club and season remain a surprise.
Are the shirts authentic?
Yes. All shirts are genuine, authentic football shirts with official club labels and tags. We source our items through authorized manufacturing channels, and every piece is inspected before shipping.
How do I know this will be right for me?
In the text box above, let us know your preferences — teams, competitions, or colors you’d like to receive or avoid.
If we can’t meet your request, we’ll contact you by email to find the best option.
What if I don’t like it?
No problem. You’re covered by our 100-day money-back guarantee.
If you’re not happy, simply return it and we’ll refund your money — no hassle, no bureaucracy.
100 DAY MONEY BACK GUARANTEE
We guarantee you'll love it, or your money back. No questions asked.
Delivery & Returns
At HiddenKits, we believe the experience should be exciting — and worry-free.
Below you’ll find everything you need to know about shipping, delivery times and returns.
Delivery Information
Processing Time
All orders are carefully prepared and shipped within 1–3 business days after purchase.
Each shirt is individually selected, quality-checked and packed in our signature HiddenKits box before dispatch.
Shipping Time
Delivery times vary depending on your country:
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Europe: 4–8 business days
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United Kingdom: 4–7 business days
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International: 7–12 business days
Once your order is shipped, you’ll receive a tracking number by email.
Please note that during peak seasons or special promotions, shipping times may be slightly extended.
Shipping Costs
Shipping costs are calculated at checkout based on your location.
We frequently offer:
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Free shipping campaigns
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Limited-time delivery promotions
Returns & Exchanges
We want you to love the experience.
If for any reason you’re not satisfied, we’ve got you covered.
First Exchange Is FREE
Your first size exchange is completely free.
If the fit isn’t perfect:
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Contact our support team.
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We’ll guide you through the process.
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We’ll send your new size at no additional cost.
No stress. No hidden fees.
100-Day Money-Back Guarantee
You have 100 days from the delivery date to request a return.
To be eligible:
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The shirt must be unworn.
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Original tags must be attached.
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Item must be returned in its original condition.
Once received and inspected, your refund will be processed within 5–10 business days.
Important Notes
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Mystery boxes cannot be returned due to club preference.
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Returns are accepted for sizing issues or product defects.
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Shipping fees are non-refundable (except in cases of error or defect).
Need Help?
Our support team is always ready to assist.
Contact us at:
support@hiddenkits.com
We typically respond within 24 hours.
Premium Football Shirt Mystery Box
Description
What’s in the Box
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1 Mystery Authentic Football Shirt (recent season)
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1 Certificate of Authenticity
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1 Official 2-Year Warranty Certificate
Why you’ll love it
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100% authentic football shirt from a recent season
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Official labels and authenticity certification included
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Premium mystery box experience
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Every box is unique — no two unboxings are the same
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Perfect for collectors, fans, or as a gift
Unbox the mystery.
Feel the excitement.
Discover your next football shirt.
FAQ – HiddenKits
Yes. Every HiddenKit contains 1 authentic football shirt from a recent season, with original labels included.
You also receive an official authenticity certificate inside the box.
We do not sell replicas or fakes.
We do not sell replicas or fakes.
Before checkout, you can tell us:
- Clubs you want to avoid
- Leagues you prefer
- Colors you don’t like
No — and that’s the magic.
HiddenKits is a mystery experience. You choose the size, we choose the surprise.
Yes. All shirts are:
- Brand new
- Never worn
- With official labels attached
We only ship shirts from recent seasons, selected from top European and international leagues.
No outdated or random stock.
No outdated or random stock.
We recommend selecting your usual football shirt size.
Most major brands follow similar sizing standards.
If you’re unsure, check our size guide before ordering.
If you’re unsure, check our size guide before ordering.
We ship across Europe.
Delivery times vary by country, but most orders arrive within a few business days.
You’ll receive tracking information once your HiddenKit is dispatched.
You’ll receive tracking information once your HiddenKit is dispatched.
Because this is a mystery product, returns based on club preference are not accepted.
However, if:
However, if:
- You receive the wrong size
- The product is damaged
- There is a mistake on our side
No. HiddenKits is a registered online store focused on authentic football shirts.
We provide:
- Authenticity certification
- Secure checkout
- Customer support
- Real order tracking
Because you’re not choosing the exact club, we can offer a better price.
It’s the thrill of the unknown — at a better value.
Absolutely.
HiddenKits is one of the most exciting gifts for football fans — the unboxing experience makes it unforgettable.
We avoid sending the same shirt twice to the same customer whenever possible.
