Cells of the Immune System by AthenaBird Unisex T-shirt, Sweatshirt, Hoodie, Long Sleeve Tee

Original Design – Soft Cotton, Vibrant Print

First impression? Fire. Tenth wash? Still fire. Printed directly on Gildan® cotton with pro-grade DTG ink that bonds to the fiber. No cracking, ever.

📸 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.

The Good Stuff

• 🎨 Studio-Grade Print – Eco-friendly DTG ink that bonds permanently. No cracking, no flaking, period.
• 🧵 Not Your Average Blank – Gildan® Ultra Cotton & Heavy Blend – the same blanks top brands trust.
• 👕 Throw It On & Go – Relaxed unisex fit with reinforced shoulders. Comfortable from morning to midnight.
• 🇺🇸 Responsibly Made – US Cotton Trust Protocol. American cotton, sustainably sourced. Quality with a conscience.

Material Details

• Cotton Tees & Long Sleeves: 100% US cotton at 5.3–6 oz – naturally soft and breathable.
• Crewneck & Hoodie: 50/50 blend at 8 oz – pill-resistant fleece with spandex ribbing.
• Sport Grey is 90/10 cotton/poly for a heathered look.

Choose Your Style

Reference the charts below before you order:

1. Use the color chart to explore your options.
2. Check the size chart for measurements.
3. Select, add to cart, and enjoy!

Delivery & Handling

• ✅ 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.

Your order is freshly printed just for you. Make sure to check the size chart before ordering. Size exchanges aren’t possible for made-to-order items, but we’re here if you need anything.

🛒 See our full range at PopFlextees.com. Premium quality, every single time.