Celebrate the 75th Anniversary of the Department of the Air Force Office of Special Investigations (OSI) with this commemorative T-shirt. This classic black T-shirt features the official 75th Anniversary logo on the front left chest over the heart, and a full back design featuring the logo. Made with high-quality materials, this T-shirt is comfortable and durable, perfect for everyday wear. Wear it to show your support and appreciation for the brave men and women of the OSI who have dedicated their lives to defending the nation. This T-shirt is a great way to commemorate this special anniversary and honor the proud history of the OSI. Order yours today and wear it with pride!

Your typical 100% cotton t-shirt (except for Heather Grey, Dark Heather Grey, Heather Green, and Heather Blue colors that contain polyester). Pre-shrunk to make sure your size is maintained throughout several washes, and a classic fit.

• 100% combed ringspun cotton
• Heather Grey is 90% combed ringspun cotton and 10% polyester
• Dark Heather Grey, Heather Green, and Heather Blue are 35% combed ringspun cotton and 65% polyester
• Fabric weight: 4.3 oz/yd² (145.8 g/m²)
• 30 singles
• Classic semi-contoured silhouette with side seam
• Tear-away label
• Shoulder-to-shoulder taping
• Seamed collarette
• Double-needle stitched sleeves and bottom hem
• Blank product sourced from Honduras, Haiti, or Nicaragua

This product is made especially for you as soon as you place an order, which is why it takes us a bit longer to deliver it to you. Making products on demand instead of in bulk helps reduce overproduction, so thank you for making thoughtful purchasing decisions!

Size guide