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Fall · Halloween · Holiday 2026

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I’m 100% American 75% Irish Shirt
I’m 100% American 75% Irish Shirt unisex, hoodie, sweatshirt
I’m 100% American 75% Irish Shirt
I’m 100% American 75% Irish Shirt unisex, hoodie, sweatshirt
✨ Free replacement or full refund — no return needed ✨

I’m 100% American 75% Irish Shirt

4.7
6 reviews

Original price was: $22.99.Current price is: $21.84.

1K+ bought in past month

Standard Shipping Arrives Oct 16 – 19

90% of orders are delivered within 3 days

  1. Oct 13 Order placed
  2. Oct 14 – 15 Order ships
  3. Oct 16 – 19 Delivered
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Arrives by Oct 16 – 19 if you order today. Hooray!

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Featuring a playful mathematical twist on dual heritage, this I’m 100% American 75% Irish Shirt is made for anyone proud of their roots and fond of witty humor. It makes a lighthearted conversation starter for St. Patrick's Day parades, family reunions, or casual weekend outings. Fans of novelty heritage apparel will appreciate its fun take on blending American upbringing with strong Irish ancestry.

Highlights

  • Witty graphic print showcasing pride in both American nationality and Irish heritage.
  • Casual t-shirt design suited for St. Patrick's Day celebrations or everyday wear.
  • Each shirt is custom-printed to order specifically for you.

Find Your Fit

  • Unisex sizing with a relaxed fit; women may prefer one size down for a closer fit.
  • Check the size chart for exact measurements.

Care

  1. Turn inside out.
  2. Wash cold.
  3. Tumble dry low.
  4. Do not iron directly on the print.

Made to Order

Each item is made when you order it. US delivery typically takes 6–10 business days (production + shipping); see shipping details. Colors may vary slightly between your screen and the finished product.

FAQ

How long does delivery take within the US?

US delivery typically takes 6–10 business days for standard production and shipping, or 4–7 business days with Priority shipping.

What occasions are best for wearing or gifting this shirt?

It is a great gift for friends or family members with Irish roots, especially for St. Patrick's Day festivities, casual cultural get-togethers, or birthdays.

6 reviews for I’m 100% American 75% Irish Shirt

  1. Liam (verified owner) –

    My shirt came really fast. I absolutely love it! Thank you so much.

  2. Nick Smallwood (verified owner) –

    I bought this sweater for my friend as a birthday gift and she loves it.

  3. Adam R Anderson (verified owner) –

    I love my shirt! I arrived faster than what I thought a custom shirt would take. I think from the day I ordered until I received was maybe 3 weeks. I will definitely be ordering again!

  4. Richard (verified owner) –

    Good service.

  5. Kristin Markiewicz (verified owner) –

    Very well worth the money.

  6. Ryker (verified owner) –

    I love my shirt…..thank you

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