Shirts On FI
Overflow Error: Fat FI Mode Unlocked – Retro FIRE Tee
Overflow Error: Fat FI Mode Unlocked – Retro FIRE Tee
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Finance-inspired apparel with a mission to support financial literacy.
When your net worth breaks the system, it’s time to upgrade your lifestyle—and your wardrobe. This retro-inspired tee features a vintage computer and the cheeky message: “Overflow Error: Fat FI Mode Unlocked.” It’s the perfect nod to those who’ve optimized, invested, and now find themselves with more than enough.
Whether you’re still compounding or already reached Fat FIRE, this shirt is a clever flex for spreadsheet wizards, budget hackers, and those living large on passive income. Nerdy. Nostalgic. And totally next-level.
Plug in. Power down. Fat FI mode: engaged.
Size chart
Size chart
Most Shirts On FI tees are printed on the Bella+Canvas 3001 unisex tee. It runs true to size with a classic fit; size up if you are between sizes or prefer a looser fit. Measurements below are in inches, taken flat.
| Size | Chest width | Body length |
|---|---|---|
| XS | 16.5 | 27 |
| S | 18 | 28 |
| M | 20 | 29 |
| L | 22 | 30 |
| XL | 24 | 31 |
| 2XL | 26 | 32 |
| 3XL | 28 | 33 |
| 4XL | 30 | 34 |
| 5XL | 32 | 35 |
Tip: chest width is measured armpit to armpit. Double your favorite shirt's flat width to compare. Tank tops and hoodies use different blanks and may vary slightly; when in doubt, contact us before ordering, because printed-to-order items cannot be exchanged for size.
Shipping & returns
Shipping & returns
Printed just for you. Most orders are produced in 2 to 5 business days, with US delivery typically 2 to 7 business days after that. Wrong, damaged, or misprinted item? Contact us within 30 days and we will make it right. Full details: Shipping Policy and Refund Policy.
Product details & compliance
Product details & compliance
EU representative: HONSON VENTURES LIMITED, gpsr@honsonventures.com, 3, Gnaftis House flat 102, Limassol, Mesa Geitonia, 4003, CY
Product information: Bella+Canvas 3001, 2 year warranty in EU and Northern Ireland as per Directive 1999/44/EC
Warnings, Hazard: For adults, Blank product sourced from Honduras
Care instructions: Machine wash: cold (max 30C or 90F), Non-chlorine: bleach as needed, Tumble dry: low heat, Iron, steam or dry: medium heat, Do not dryclean
