Mad Nerd Mens Brotherhood of Steel Power Armor - Ad Victoriam T-Shirt Ringspun Cotton Brotherhood of Steel Power Armor - Ad Victoriam Design Super-Soft 100% Cotton (Preshrunk) Tubular T-Shirt. This shirt has seamless double needle collar with double-needle sleeves and hem with a taped neck and shoulders. The design is printed with eco-friendly water based ink, for that soft smooth feeling. It is cured with a heat treatment process to ensure lasting durability of the design. Designed and printed in the United States under the Mad Nerd trademark