Radioactive symbol Atomic radioactivity science geek gifts by Glimmersmith Unisex T-shirt, Sweatshirt, Hoodie, Long Sleeve Tee
Unisex T-Shirt / Black / S
$18.94
Sale price
$18.94
Regular price
$26.94
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Radioactive symbol Atomic radioactivity science geek gifts by Glimmersmith Unisex T-shirt, Sweatshirt, Hoodie, Long Sleeve Tee
$18.94
Sale price
$18.94
Regular price
$26.94
Exclusive Design — Premium Print on Gildan® Cotton
You know that one piece in your closet you reach for every single time? This is about to be it. Printed on premium Gildan® fabric with colors that stay bold wash after wash.
📸 Don’t let the mockup fool you — this isn’t just a tee. Get this design on 4 styles: T-Shirt, Long Sleeve, Sweatshirt & Hoodie. You pick, we produce. Simple as that.
The Good Stuff
- 🎨 Print That Pops — DTG-printed directly into the fabric. No cracking, no peeling — just bold, vivid color.
- 🧵 Quality on Another Level — Gildan® Ultra Cotton & Heavy Blend. Responsibly dyed, ridiculously soft.
- 👕 All-Day Comfort — Classic fit with taped seams and a tear-away label. Zero itch, zero irritation.
- 🇺🇸 Trust the Source — Made with US Cotton Trust Protocol cotton. Premium from seed to stitch.
Fabric & Construction
- Cotton Tees & Long Sleeves: 100% US cotton at 5.3–6 oz — naturally soft and breathable.
- Sweatshirt & Hoodie: 50/50 cotton/polyester (8 oz) — warm, pill-resistant, rib with spandex.
- Sport Grey is 90/10 cotton/poly for a heathered look.
Size & Color Options
Not sure about sizing? Check our charts below:
Available Colors
White
Black
Sand
Sport Grey
Navy
Light Pink
Royal
Pepper
Dark Heather
Forest Green
Light Blue
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 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) |
Gildan 2400 — Unisex Long Sleeve Tee
| Size | Length | Bust | Sleeve |
|---|---|---|---|
| S | 27.95 in (71 cm) | 36.22 in (92 cm) | 33.46 in (85 cm) |
| M | 29.13 in (74 cm) | 40.16 in (102 cm) | 35.04 in (89 cm) |
| L | 29.92 in (76 cm) | 44.09 in (112 cm) | 36.61 in (93 cm) |
| XL | 31.1 in (79 cm) | 48.03 in (122 cm) | 38.19 in (97 cm) |
| 2XL | 31.89 in (81 cm) | 51.97 in (132 cm) | 39.37 in (100 cm) |
| 3XL | 33.07 in (84 cm) | 55.91 in (142 cm) | 39.37 in (100 cm) |
| 4XL | 33.86 in (86 cm) | 59.84 in (152 cm) | 38.98 in (99 cm) |
Tap a style above to view its chart. Measured laid flat.
- Find your color in the chart above.
- Match your measurements to the size guide.
- Add to cart and check out securely.
Shipping Details
- ✅ Production Time: 1–3 business days.
- 📦 US Delivery: 3–7 business days.
- ⚡ US Rush Option: 3–5 business days.
- 🌍 Rest of World: 1–2 weeks.
Every item is made to order just for you. Please verify your size using the chart above. We can’t accept returns for sizing errors, but we’re always here to help if something isn’t right.
🛒 More to love at shirtcultco.com. Designed for you, printed with pride.