
Bulwark
When you need a work shirt that blends safety, comfort, and professional branding, the Bulwark SEK2 Custom T-Shirt delivers. Made from 100% cotton interlock, this 7‑7. 9 oz, double‑layer rib‑knit shirt feels soft yet sturdy enough for demanding jobs. The tagless design eliminates irritation, while the heat‑seal Bulwark triangle at the neck lets anyone see you’re wearing flame‑resistant gear that meets NFPA 2112 and CAT 2 arc ratings. You’ll appreciate the visible logo area that works perfectly with screen printing or DTF, giving you crisp, durable graphics. With low minimums and a 24‑piece screen‑printing minimum, you can order just enough for a small crew or scale up for a larger team without excess inventory. Available in sizes S through 4XL, this shirt is built for every body type while maintaining a professional look.
Our guarantee: we stand behind our print quality — a printing or adhesion defect, we’ll remake it or refund you. We print exactly what you approve, so please check spelling and artwork on your proof before you sign off.
• EXCEL FR® Flame-resistant, 7.25 oz./yd² (245 g/m²), Interlock FR 100% Cotton • Double-layer • Rib-knit collar & cuffs • Sized to protect the neck • Heat seal Bulwark® triangle centered at neck to show wearer has on FR undergarment • Home Wash NFPA® 2112 Compliant CAT 2 Arc Rating ATPV 9.6 calories/cm² Tall sizes available under style SEK2T
It complies with NFPA 2112 and has a CAT 2 arc rating, providing certified flame‑resistant protection for industrial environments.
Yes, we offer both screen printing (24‑piece minimum) and DTF for vibrant, long‑lasting logos on the visible logo area.
The shirt comes in sizes S, M, L, XL, 2XL, 3XL, and 4XL, ensuring a fit for a wide range of team members.
“To be successful, we must help others succeed.”
Choose the technique that fits your artwork — each links to its full method guide.
Best for bold spot colors and large runs.
Screen Printing guide →Full-color, photographic detail at any quantity.
DTF Printing guide →All-over, edge-to-edge dye designs.
Dye-Sublimation guide →Texture, metallics, and specialty inks.
UV / Specialty guide →Permanent engraving and marking on rigid materials.
Laser Engraving guide →Banners, decals, and rigid signs.
Signage guide →Learn more about custom t-shirts before you order.