system.own T-Shirt

  • system.own T-Shirt
  • system.own T-Shirt
  • system.own T-Shirt
  • system.own T-Shirt
  • system.own T-Shirt
  • system.own T-Shirt
  • system.own T-Shirt
  • system.own T-Shirt
  • system.own T-Shirt
  • system.own T-Shirt

Price range: $21.64 through $38.19

Unisex T-Shirts

Steps to Determine Your Ideal Size

  • Place a preferred t-shirt on a flat surface.
  • Chest measurement: Record the distance from 2.5cm (1in) below the left armpit to 2.5cm (1in) below the right armpit, multiply by 2.
  • Length measurement: Measure from the shoulder’s top edge beside the collar to the shirt’s base.
  • Refer to the size guide using these measurements to select your size.

Find your fit:
Standard fit, order a size up if you prefer a looser fit.

Product Measurements
SizeWidth, inLength, inSleeve, in
XS16.50 (41.90 cm)27.00 (68.58 cm)8.60 (21.84 cm)
S18.00 (45.72 cm)28.00 (71.12 cm)8.90 (22.61 cm)
M20.00 (50.80 cm)29.00 (73.66 cm)9.20 (23.37 cm)
L22.00 (55.88 cm)30.00 (76.20 cm)9.50 (24.13 cm)
XL24.00 (60.96 cm)31.00 (78.74 cm)9.70 (24.64 cm)
2XL26.00 (66.04 cm)32.00 (81.28 cm)10.00 (25.40 cm)
3XL28.00 (71.12 cm)33.00 (83.82 cm)10.40 (26.42 cm)
4XL30.00 (76.20 cm)34.00 (86.36 cm)10.80 (27.43 cm)
5XL32.00 (81.28 cm)35.00 (88.90 cm)11.20 (28.45 cm)

system.own T-Shirt

Hacker Culture — Unisex Tee

Product Description:

Green terminal text on a dark canvas displays a code snippet that reads like poetry to penetration testers: “if system.isVulnerable(): system.own(‘since 1993’) — > whoami — root — Owned since 1993.” The monospaced font and syntax highlighting create an authentic terminal aesthetic that feels pulled directly from a live hacking session.

This is not just a design — it is a proof of concept rendered in cotton. The pseudocode walks through vulnerability assessment and exploitation in a syntax that blends Python logic with Linux commands, speaking a language that only the security community truly understands. The “since 1993” timestamp roots the wearer in hacker history, predating most commercial cybersecurity tools.

Designed for red teamers, CTF competitors, exploit developers, and anyone who reads code faster than prose. Available in multiple colors and sizes XS through 5XL.

T-Shirt Info

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 dry-clean

Discover more beautiful and stylish T-shirts. Click here!

T-Shirt Specifications

  • 100% Airlume Combed and Ringspun Cotton: Super soft and comfortable for all-day wear.
  • Light Fabric (4.2 oz/yd² | 142 g/m²): Breathable and easy to layer for any season.
  • Retail Fit: Designed to look great on all body types.
  • Tear Away Label: No itchy tags — pure comfort.
  • Runs True to Size: Order your usual size for a familiar fit.

Care Instructions: Machine wash cold, tumble dry low. Do not bleach.

WeightN/A

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