Harvard Crimson Lock It In Shirt Unisex T-shirt, Sweatshirt, Hoodie, Long Sleeve Tee
Exclusive Design – Premium Print on Gildan® Cotton
Warning: once you feel this fabric, your other tees are getting benched. Gildan® Ultra Cotton meets studio-quality DTG printing. Comfort and color that actually last.
📸 The image shows a T-Shirt preview, but this design is ready on T-Shirt, Long Sleeve, Sweatshirt & Hoodie. Select your variant and we’ll craft it to order.
Why Everyone’s Grabbing This
- 🎨 Studio-Grade Print – Eco-friendly DTG ink that bonds permanently. No cracking, no flaking, period.
- 🧵 Quality on Another Level – Gildan® Ultra Cotton & Heavy Blend. Responsibly dyed, ridiculously soft.
- 👕 Put It On, Forget It’s There – That’s how comfortable this is. Taped shoulders, tear-away label, classic fit.
- 🇺🇸 Responsibly Made – US Cotton Trust Protocol. American cotton, sustainably sourced. Quality with a conscience.
Materials & Specs
- Cotton Tees & Long Sleeves: 100% US cotton at 5.3–6 oz – naturally soft and breathable.
- Sweatshirt & Hoodie: 8 oz, 50/50 cotton/poly blend – cozy, durable, resists pilling.
- Sport Grey is 90/10 cotton/poly for a heathered look.
Color & Size Guide
Reference the charts below before you order:


- Browse colors and compare with the chart.
- Use the size guide for the best fit.
- Add to cart and you’re all set!
Shipping Details
- ✅ Made in: 1–3 business days.
- 📦 US Shipping: 3–7 business days.
- ⚡ Rush Delivery: 3–5 business days.
- 🌍 Worldwide: 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 ThreadNative.com. Designed for you, printed with pride.