“Pi Day Youth Tee Shirt is a fun and comfortable math-themed t-shirt designed for kids and teens. Perfect for celebrating Pi Day, this youth tee features a creative design loved by math students, teachers, and STEM enthusiasts.”
Original price was: $28.00.$23.00Current price is: $23.00.
Pi Day Youth Tee Shirt Math Teacher Day Gift Kids Tshirts S-XL
“Pi Day Youth Tee Shirt is a fun and comfortable math-themed t-shirt designed for kids and teens. Perfect for celebrating Pi Day, this youth tee features a creative design loved by math students, teachers, and STEM enthusiasts.”
Pi Day Youth Tee Shirt, toddler t shirt, youth shirt, youth tee, birthday t-shirt kids, boys shirt, Girls shirt, youth t-shirt, teenager shirt, birthday gift, Unisex Kids’ Clothing. 30% of the proceeds from Protect Kids, Not Guns will be donated to March for Our Lives. The survivors of the school are being the change they wish to see in the world, and every single one of us should have their backs. This children’s tee shirt is a quality vinyl design and we recommend that you wash it inside out and that you dry it flat to extend the durability of these handcrafted product.
Kids shouldn’t have to organize a march to ask adults to protect them. It’s our job to protect them, and we have failed. Collectively, we’ve all failed. Now they’re showing us what real fight looks like, so let’s line up behind them. All of us. Pi Day Youth Tee Shirt fashionable Garments, Ethically Produced, all of our clothes are designed in Seattle, ethically cut and sewn abroad in Worldwide Responsible Accredited Production-certified facilities so you know they’re sweatshop-free and guaranteed free of child labor, and screen printed with tons of love in the USA.
SIZE OPTION KIDS T-SHIRTS :
Please refer to our size chart in the photos of products for exact dimensions.
All measures are made default for one side of t-shirt/top not around.
Youth T-shirts and Toddler T-shirts are regular fit, please check size chart in the photos of products for exact dimensions.
Our unisex tees run large and the fit is loose and relaxed. Your shirt will shrink a bit the first time it is washed, but because this style runs large we do not recommend sizing up.
**SHIPPING**
Fast dispatch. We promise to ship your parcel within 1-2 business day after payment is received. Please note that delivery times vary significantly based on your location, efficiency of your postal service and any holidays during transit.
Delivery time:
Standard shipping – 3-7 Days IN United States.
To Europe – 1-2 weeks.
THIS Pi Day Youth Tee Shirt DESIGN IS AVAILABLE ON MEN‘S, WOMEN‘S T-SHIRTS, KID‘S TOPS AND UNISEX HOODIES, SWEATSHIRTS. IF YOU CAN‘T FIND THEM, JUST WRITE ME A MESSAGE.Stranger
| SIZE | 2XL Adult Unisex, 3XL, 3XL Adult Unisex, L, L Adult Unisex, M, M Adult Unisex, S, S Adult Unisex, XL, XL Adult Unisex, XXL, 2T US KIDS, 3T US KIDS, 4T US KIDS, L Mens Adult, L Womens Adult, M Mens Adult, M Womens Adult, S Mens Adult, S Womens Adult, Youth L US Kids, Youth M US Kids, Youth S US Kids, Youth XL US Kids, 3XL Mens Adult, 3XL Womens Adult, XL Womens Adult, XXL Mens Adult, XL Mens Adult, XXL Womens Adult |
|---|---|
| COLORS | Green, Light Grey, Black, Blue, Grey, Light Blue, Maroon, Navy Blue, Orange, Pink, Red, Sport Grey, Yellow |
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ZANIAZ STORE – Find Your Perfect Fit
Men’s T-Shirt
| Size | Chest (in) | Length (in) | Sleeve (in) | Chest (cm) | Length (cm) | Sleeve (cm) |
|---|---|---|---|---|---|---|
| S | 18 | 28 | 8.25 | |||
| M | 20 | 29 | 8.63 | |||
| L | 22 | 30 | 9.00 | |||
| XL | 24 | 31 | 9.38 | |||
| 2XL | 26 | 32 | 9.75 | |||
| 3XL | 28 | 33 | 10.13 | |||
| 4XL | 30 | 34 | 10.50 | |||
| 5XL | 32 | 35 | 10.88 |
Women’s T-Shirt
| Size | Chest (in) | Length (in) | Sleeve (in) | Chest (cm) | Length (cm) | Sleeve (cm) |
|---|---|---|---|---|---|---|
| S | 16 | 26.25 | 6.25 | |||
| M | 17 | 26.75 | 6.50 | |||
| L | 18.5 | 27.25 | 6.75 | |||
| XL | 19.5 | 28 | 7.25 | |||
| 2XL | 22 | 28.5 | 7.50 | |||
| 3XL | 24 | 29 | 7.75 | |||
| 4XL | 26 | 29.5 | 8.00 | |||
| 5XL | 28 | 30 | 8.25 |
Youth / Kids T-Shirt
| Size | Chest (in) | Length (in) | Chest (cm) | Length (cm) |
|---|---|---|---|---|
| S (6–8 yrs) | 15 | 20.5 | ||
| M (10–12 yrs) | 17 | 22 | ||
| L (14–16 yrs) | 18 | 23.5 | ||
| XL (18–20 yrs) | 19 | 25 |
Men’s Tank Top
| Size | Chest (in) | Length (in) | Chest (cm) | Length (cm) |
|---|---|---|---|---|
| S | 18 | 28 | ||
| M | 20 | 29 | ||
| L | 22 | 30 | ||
| XL | 24 | 31 | ||
| 2XL | 26 | 32 | ||
| 3XL | 28 | 33 |
Women’s Tank Top
| Size | Chest (in) | Length (in) | Chest (cm) | Length (cm) |
|---|---|---|---|---|
| S | 14 | 26 | ||
| M | 15 | 26.5 | ||
| L | 16 | 27 | ||
| XL | 17 | 27.5 | ||
| 2XL | 18 | 28 | ||
| 3XL | 19 | 28.5 |
Unisex Hoodie (Fleece)
| Size | Chest (in) | Length (in) | Sleeve (in) | Chest (cm) | Length (cm) | Sleeve (cm) |
|---|---|---|---|---|---|---|
| S | 20 | 27 | 33 | |||
| M | 22 | 28 | 34 | |||
| L | 24 | 29 | 35 | |||
| XL | 26 | 30 | 36 | |||
| 2XL | 28 | 31 | 37 | |||
| 3XL | 30 | 32 | 38 |
Unisex Sweatshirt (Crewneck)
| Size | Chest (in) | Length (in) | Sleeve (in) | Chest (cm) | Length (cm) | Sleeve (cm) |
|---|---|---|---|---|---|---|
| S | 20 | 27 | 33 | |||
| M | 22 | 28 | 34 | |||
| L | 24 | 29 | 35 | |||
| XL | 26 | 30 | 36 | |||
| 2XL | 28 | 31 | 37 | |||
| 3XL | 30 | 32 | 38 |
- Place a similar garment flat on a table.
- Chest: measure pit-to-pit (one side only).
- Length: shoulder seam (highest point) to hem.
- Sleeve: shoulder seam to cuff edge (if applicable).
Quick conversion: 1 inch = 2.54 cm. Use the toggle above to view cm.
- Manufacturing tolerance ±2 cm (±0.8").
- Cotton may shrink slightly with heat drying.
- Women’s fits are tapered—size up for a relaxed look.
- Between sizes? Choose the larger size for comfort.
- Extended sizes (3XL–5XL) availability can vary by color/brand.
Disclaimer: This guide is general for ZANIAZ STORE. If a product page includes a brand-specific chart, follow that one. Need help? Contact us anytime.






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