T-SHIRTS

Shop our collection of T-Shirts.

Every design is inspired by greatness.

It's simple: Wear what you support.

Be inspired by DIA.

DIA = Discipline + Intensity + Action

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  • Black T-shirt back with large American flag graphic overlaid with memorial text honoring Kabul 13

    Special Edition Remember Kabul 13 T-Shirt

    Special Edition Remember Kabul 13 T-Shirt
    $31.95
  • Navy 3 Truck T-shirt back featuring large “We’re Still Heading Up” firefighter emblem and memorial text

    3 Truck T-Shirt / 4XL & 5XL Special Order Sizes

    3 Truck T-Shirt / 4XL & 5XL Special Order Sizes
    $37.95
  • Army green "Mortarman 41" t-shirt shown from the back, with the American flag on the sleeve.

    Club 03: Mortarman T-Shirt

    Club 03: Mortarman T-Shirt
    $29.95
  • Product mockup

    Excuses Don't Build Sh!t T-Shirt

    Excuses Don't Build Sh!t T-Shirt
    $29.95
  • Product mockup

    Fight the Beast T-Shirt

    Fight the Beast T-Shirt
    $27.95
  • White T-shirt with a bottle filled with an outdoor camping scene and text reading "Bottle Up Life, Always Take It With You."

    Bottle Up Life T-Shirt

    Bottle Up Life T-Shirt
    $27.95
  • Product mockup

    Pathfinder Self Reliant Gear T-Shirt

    Pathfinder Self Reliant Gear T-Shirt
    $27.95
  • Product mockup

    Reach the Summit T-shirt

    Reach the Summit T-shirt
    $27.95
  • Heather orange T-shirt featuring Bigfoot roasting marshmallows over a campfire with text reading "Keep the Fire Burning."

    Keep the Fire Burning T-Shirt

    Keep the Fire Burning T-Shirt
    $27.95
  • Heather kelly green t-shirt featuring a military jeep in front of a desert sunset graphic and "dia apparel co." text

    No Road Required T-Shirt

    No Road Required T-Shirt
    $27.95
  • Back view of a black T-shirt with a large white "NOV 11" graphic with military combat scenes printed inside the numerals.

    November 11 Veterans Day T-Shirt

    November 11 Veterans Day T-Shirt
    $24.95
  • Black T-shirt with "THE VETERAN" tarot card graphic with a military skeleton, poppies, and an American flag sleeve patch.

    The Veteran T-Shirt

    The Veteran T-Shirt
    $24.95
  • Black t-shirt featuring a cartoon Ronald Reagan on a missile graphic, American flag patch, and American flag on the sleeve.

    Ronald Reagan Peace Through Strength T-Shirt

    Ronald Reagan Peace Through Strength T-Shirt
    $27.95
  • Black t-shirt featuring a stylized portrait graphic of Ronald Reagan above red text reading "GREAT" with a US flag patch.

    Ronald Reagan Great T-Shirt

    Ronald Reagan Great T-Shirt
    $27.95
  • Black t-shirt with distressed red "Stay Feral" snarling raccoon graphic and an American flag patch on right sleeve.

    Go Wild: Stay Feral T-Shirt

    Go Wild: Stay Feral T-Shirt
    $24.95
  • Straight front view of a black t-shirt with a mermaid graphic, "RESIST THE SIREN CALL" text, and a DIA logo on the sleeve.

    Black Flag - Resist the Siren Call T-Shirt

    Black Flag - Resist the Siren Call T-Shirt
    $24.95
  • Front view of a black t-shirt featuring a pirate DIA logo and a banner with "DIA APPAREL CO." text.

    DIA Black Flag T-Shirt

    DIA Black Flag T-Shirt
    $19.95
  • Front view of a black t-shirt featuring an anchor with rope graphic, "STAND FAST HOLD FIRM" text, and a pirate DIA logo.

    Black Flag - Stand Fast T-Shirt

    Black Flag - Stand Fast T-Shirt
    $24.95
  • Front view of a black T-shirt with an octopus and sword graphic, "FEAR NO DEPTH" text, and a pirate DIA logo on the sleeve.

    Black Flag - Fear No Depth T-Shirt

    Black Flag - Fear No Depth T-Shirt
    $24.95
  • Front view of a black t-shirt with a compass skull graphic, "STAY THE COURSE" text, and a pirate DIA logo on the sleeve.

    Black Flag - Stay the Course T-Shirt

    Black Flag - Stay the Course T-Shirt
    $24.95
  • Front view of black t-shirt with a pirate ship, "RELENTLESS PURSUIT" text, and a pirate DIA logo on the sleeve.

    Black Flag - Relentless Pursuit T-Shirt

    Black Flag - Relentless Pursuit T-Shirt
    $24.95
  • A black crew-neck t-shirt displays a white graphic on the chest featuring a pirate skull wearing a tricorne hat, crossed swor

    Black Flag - Master of Chaos T-Shirt

    Black Flag - Master of Chaos T-Shirt
    $24.95
  • Black T-shirt front view, featuring a white BLACK sheep head front graphic, with an American flag on the right sleeve.

    Black Sheep T-Shirt

    Black Sheep T-Shirt
    $24.95
  • Black t-shirt, front view, with "UNFORGOTTEN" text with a rifle and poppy graphic, and a white American flag on the sleeve

    Unforgotten Memorial Day T-Shirt

    Unforgotten Memorial Day T-Shirt
    $24.95
  • Black t-shirt, front view, featuring a burning bridge graphic and the text "LET THE BRIDGES I BURN LIGHT MY WAY".

    Pathfinder: Burning Bridges T-Shirt

    Pathfinder: Burning Bridges T-Shirt
    $24.95
  • Kelly green t-shirt front view, featuring a gas mask graphic with "Resisting Government Oppression" text.

    St. Paddy's Day Battle of the Bogside T-Shirt

    St. Paddy's Day Battle of the Bogside T-Shirt
    $29.95
  • A green t-shirt, front view, with a black shamrock graphic, an Irish flag sleeve, and a DIA logo.

    Make Your Own Luck St. Patrick's Day T-Shirt

    Make Your Own Luck St. Patrick's Day T-Shirt
    $27.95
  • Asphalt t-shirt featuring an AH-1 Cobra graphic and an American flag on the sleeve.

    AH-1 Cobra Gunship T-Shirt

    AH-1 Cobra Gunship T-Shirt
    $24.95
  • Olive green t-shirt with a tan Humvee graphic with white "TURTLE POWER" text and a black American flag on the right sleeve.

    Humvee Turtle Power T-shirt

    Humvee Turtle Power T-shirt
    $24.95
  • Military green t-shirt from a flat front view, with a Willys Jeep and white American flag on the right sleeve.

    Willys Jeep - Ready to Roll T-Shirt

    Willys Jeep - Ready to Roll T-Shirt
    $24.95
  • Black t-shirt, flat front view, "BACK IN MY DAY" and M16A2 rifle graphic, white American flag on sleeve.

    Back In My Day: M16 A2 T-Shirt

    Back In My Day: M16 A2 T-Shirt
    $24.95
  • Black t-shirt, flat front view, "PROUD TO HAVE SERVED" distressed text, white US flag on right sleeve.

    Proud To Have Served T-Shirt

    Proud To Have Served T-Shirt
    $24.95
  • Pebble t-shirt featuring a small black DIA logo on the left chest

    The Basic DIA T-Shirt

    The Basic DIA T-Shirt
    $19.95
  • Black t-shirt front view, with "SIGNED ON THE LINE" text and white American flag on the right sleeve.

    US Military Veteran Signed on the Line T-Shirt

    US Military Veteran Signed on the Line T-Shirt
    $24.95
  • Red t-shirt featuring a yellow back graphic with three Marines, the text "Jarheads," "1775-2025," and an American flag on the sleeve.

    Jarheads 250th Birthday Moto T-Shirt

    Jarheads 250th Birthday Moto T-Shirt
    $27.95
  • Navy blue t-shirt featuring a tonal black DIA logo graphic on the chest.

    Stealth Force T-Shirt

    Stealth Force T-Shirt
    $24.95

THE DIA STANDARD

PURPOSE DRIVEN MISSION

Every purchase backs Veterans & First Responders.

IRON CLAD GUARANTEE

Love your gear or get a 100% full refund. No friction. Zero hassle.

Confidence You Can Wear

Simple Hassle-Free Exchanges & Returns

Crafted By Veterans

Authentic Apparel. Built by Those Who Served.

WEAR YOUR CODE

CONTINUE THE MISSION

GEAR BUILT FOR YOUR MISSION, YOUR COUNTRY, AND THE CODE YOU LIVE BY.

Bearded man in a sunny desert, wearing a black "KABUL 13" t-shirt with a red DIA logo on the left sleeve.

BEST SELLERS

A bold, black triangular emblem with a small white star centered in the bottom inner point

NEW ARRIVALS

Man in a red-walled setting with "TAKE BACK FREEDOM" text, wearing a white Abraham Lincoln "ANARCHIST" t-shirt.

DEMAND BETTER

Donald Trump with a raised fist and blood on his face, surrounded by security against a red and black bullseye.

Stand Up for Yourself