SAS Skull shirt design features a skull wearing the Special Air Service beret with the SAS flash. The SAS is a special forces unit of the British military. As always we bring you top quality British military t-shirt designs on the highest quality t-shirts. We print our shirts on heavy 6.1-ounce 100% cotton pre-shrunk t-shirts. Tagless for comfort and presrunk to minimize shrinkage. All of our shirts are designed and printed in the USA.