Mathematician Life is Better When You Are A Mathematician. Math by ProjectX23 Unisex T-shirt, Sweatshirt, Hoodie, Long Sleeve Tee
Mathematician Life is Better When You Are A Mathematician. Math by ProjectX23 Unisex T-shirt, Sweatshirt, Hoodie, Long Sleeve Tee
Custom Printed Gildan® Apparel – Designed for You
Soft enough to sleep in. Cool enough to post about. Every piece is DTG-printed on premium Gildan® fabric for colors that pop and comfort that lasts.
📸 Seeing a T-Shirt? That’s just the preview! This exact design is also available on Long Sleeve, Sweatshirt & Hoodie. Just choose your style – we print and ship it your way.
Why Everyone’s Grabbing This
- 🎨 No Cheap Print Here – We don’t do vinyl or heat press. Pure DTG – ink in the fabric, color that lasts.
- 🧵 Comfort-Level: 10/10 – Gildan® blanks with OEKO-TEX certified dyes. Soft on skin, gentle on the planet.
- 👕 Designed for Real Life – Classic silhouette, taped shoulders, itch-free tear-away label. Wear it anywhere.
- 🇺🇸 Responsibly Made – US Cotton Trust Protocol. American cotton, sustainably sourced. Quality with a conscience.
Fabric Specs
- T-Shirt (5.3 oz) & Long Sleeve (6 oz): 100% cotton – airy, comfortable, all-season wear.
- Sweatshirt & Hoodie: 50/50 cotton/polyester (8 oz) – warm, pill-resistant, rib with spandex.
- Note: Sport Grey contains a 90/10 cotton/poly blend for color consistency.
Find Your Perfect Fit
Find your size and pick your color – it’s that easy:
Available Colors
Gildan 5000 — Unisex T-Shirt
| Size | Length | Bust |
|---|---|---|
| S | 28 in (71.1 cm) | 36 in (91.4 cm) |
| M | 29 in (73.7 cm) | 40 in (101.6 cm) |
| L | 30 in (76.2 cm) | 44 in (111.8 cm) |
| XL | 31 in (78.7 cm) | 48 in (121.9 cm) |
| 2XL | 32 in (81.3 cm) | 52 in (132.1 cm) |
| 3XL | 33 in (83.8 cm) | 56 in (142.2 cm) |
| 4XL | 34 in (86.4 cm) | 60 in (152.4 cm) |
Gildan 2400 — Unisex Long Sleeve Tee
| Size | Length | Bust | Sleeve |
|---|---|---|---|
| S | 28 in (71 cm) | 36 in (92 cm) | 33.5 in (85 cm) |
| M | 29 in (74 cm) | 40 in (102 cm) | 35 in (89 cm) |
| L | 30 in (76 cm) | 44 in (112 cm) | 36.5 in (93 cm) |
| XL | 31 in (79 cm) | 48 in (122 cm) | 38 in (97 cm) |
| 2XL | 32 in (81 cm) | 52 in (132 cm) | 39.5 in (100 cm) |
| 3XL | 33 in (84 cm) | 56 in (142 cm) | 39.5 in (100 cm) |
| 4XL | 34 in (86 cm) | 60 in (152 cm) | 39 in (99 cm) |
Gildan 18000 — Unisex Sweatshirt
| Size | Length | Bust | Sleeve |
|---|---|---|---|
| S | 27 in (68.6 cm) | 40 in (101.6 cm) | 33.5 in (85.09 cm) |
| M | 28 in (71.1 cm) | 44 in (111.8 cm) | 34.5 in (87.63 cm) |
| L | 29 in (73.7 cm) | 48 in (121.9 cm) | 35.5 in (90.17 cm) |
| XL | 30 in (76.2 cm) | 52 in (132.1 cm) | 36.5 in (92.71 cm) |
| 2XL | 31 in (78.7 cm) | 56 in (142.2 cm) | 37.5 in (95.25 cm) |
| 3XL | 32 in (81.3 cm) | 60 in (152.4 cm) | 38.5 in (97.79 cm) |
| 4XL | 33 in (83.8 cm) | 64 in (162.6 cm) | 39.5 in (100.33 cm) |
Gildan 18500 — Unisex Hoodie
| Size | Length | Bust |
|---|---|---|
| S | 27 in (68.6 cm) | 40 in (101.6 cm) |
| M | 28 in (71.1 cm) | 44 in (111.8 cm) |
| L | 29 in (73.7 cm) | 48 in (121.9 cm) |
| XL | 30 in (76.2 cm) | 52 in (132.1 cm) |
| 2XL | 31 in (78.7 cm) | 56 in (142.2 cm) |
| 3XL | 32 in (81.3 cm) | 60 in (152.4 cm) |
| 4XL | 33 in (83.8 cm) | 64 in (162.6 cm) |
- Use the color chart to explore your options.
- Check the size chart for measurements.
- Select, add to cart, and enjoy!
Shipping & Returns
- ✅ Production: 1–3 business days.
- 📦 USA Standard: 3–7 business days.
- ⚡ USA Rush: 3–5 business days.
- 🌍 International: 1–2 weeks.
This is a made-to-order product. Please confirm your size with the chart above. We don’t offer exchanges for wrong sizes, but our team is happy to assist with any concerns.
🛒 See our full range at PulzeTees.com. Premium quality, every single time.