NowPrice:$16.79+

Original Price: $23.99+

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Sale ends on July 15

Happy Pi Day Shirt, Custom Name Funny Math Shirt, Math Lover Shirt, Gift For Math Teacher, Be Irrational Shirt, Math Teacher Shirt

KamalaCraffs  
Arrives soon! Get it by Jun 24-Jul 4 if you order today
Jun 24-Jul 4

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Star Seller. This seller consistently earned 5-star reviews, shipped on time, and replied quickly to any messages they received.

Highlights

  • Designed by KamalaCraffs
  • Materials: Safe for the environment, Sweat wicking fabric, Organic cotton

Happy Pi Day Shirt, Custom Name Funny Math Shirt, Math Lover Shirt, Gift For Math Teacher, Be Irrational Shirt, Math Teacher Shirt

👉 DISCLAIMER

- Colors in listings may slightly vary depending on what device you are using
- Prints may appear smaller depending on the shirt size ordered

👉 PRODUCT DETAILS:

★ GILDAN® 18000 Unisex Heavy Blend™ Crewneck Sweatshirt
This well-loved sweatshirt is the perfect addition to any collection! The air-jet spun yarn and quarter-turned fabric helps eliminate creases and pilling, while the mix of cotton and polyester creates a soft and comfortable feel.
* 50% Cotton 50% Polyester
* Fabric weight: 8.0 oz/yd² (271 g/m²)
* Pre-shrunk
* 1x1 athletic rib-knit collar with spandex
* Air-jet spun yarn with a soft feel and reduced pilling
* Double-needle stitched collar, shoulders, armholes, cuffs, and hem
* Regular fit

★ GILDAN® 18500 Unisex Heavy Blend™ Hoodie
With a large front pouch pocket and drawstrings in a matching color, this hoodie is a sure crowd-favorite. It’s soft, stylish, and perfect for cold days.
* 50% pre-shrunk cotton, 50% polyester
* Fabric weight: 8.0 oz/yd² (271.25 g/m²)
* Air-jet spun yarn with a soft feel and reduced pilling
* Double-lined hood with matching drawcord
* Quarter-turned body to avoid crease down the middle
* 1 × 1 athletic rib-knit cuffs and waistband with spandex
* Front pouch pocket
* Double-needle stitched collar, shoulders, armholes, cuffs, and hem
* Regular fit

★ GILDAN® 5000 Unisex Tshirt
*5.3 oz 100% preshrunk cotton.
*Sport Grey is 90% cotton, 10% polyester.
*Seamless collar, taped neck and shoulders. Double-needle sleeve and bottom hems. Quarter-turned to eliminate center crease.

👉 NOTE SOMETHING

- Please check the size chart and color's table carefully before ordering.
- We can customize the item with any your items, if you want to change or make new design, please note in the Personalized box for us.

👉 CARE INSTRUCTIONS

- To maintain the quality of your shirt, we recommend following these care instructions:
- Machine wash cold.
- Tumble dry on medium heat. Cool iron if necessary.
- Avoid bleaching, dry cleaning, and ironing directly on the design.

👉 PROCESSING & SHIPPING TIME

Please note that processing and shipping may require additional time, typically 1-3 business days. We appreciate your patience as we create a unique and personalized product just for you!

Thank you so much for visiting our store! If you have any inquiries regarding our product, please feel free to contact us. We strive to respond within one business day. If you encounter any difficulties uploading customized information, you can send it to us via email or direct message.

Production partners

KamalaCraffs makes this item with help from
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  • Order today to get by Jun 24-Jul 4
  • Returns & exchanges not accepted
  • Cost to ship: $5.99
  • Ships from: Wilmington, DE

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Etsy invests in climate solutions like electric trucks and carbon offsets for every delivery. See how

Reviews for this item

5.0

We calculate this number using a recency-weighted average of all ratings, with a rating's value decreasing by half each year to best reflect the current experience.

(13 reviews)

4.8 Item quality
5.0 Shipping
5.0 Customer service
100% Buyers recommend
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5 out of 5 stars 5 This item

Jamie Mar 9, 2026

Amazing and cute! Can't wait to wear it for Pi Day!

Jamie Mar 9, 2026

5 out of 5 stars 5 This item

Ashley Feb 15, 2026

This was such a neat idea for the math nerds! Love the shirt and looking forward to Pi day

Ashley Feb 15, 2026

5 out of 5 stars 5 This item

Ashley Feb 15, 2026

I’ve been waiting on this shirt for three years, and finally bit the bullet and bought two! It exceeded my expectations. So comfy. The store owner communicated great.

Ashley Feb 15, 2026

5 out of 5 stars 5 This item

Amanda May 17, 2025

Super cute and exactly as pictured! Will definitely be buying from again :)

Amanda May 17, 2025

KamalaCraffs
KamalaCraffs ·

United States

We calculate this number using a recency-weighted average of all ratings, with a rating's value decreasing by half each year to best reflect the current experience. 4.8
·
3.5k sales
·
2.5 years on Etsy
4 shop members

Typically responds within a few hours

Typically responds within a few hours

Smooth shipping Has a history of shipping on time with tracking.

Speedy replies Has a history of replying to messages quickly.

Rave reviews Average review rating is 4.8 or higher.

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Listed on Mar 5, 2026