Question: are danner tachyon boots authorized?
Answer: The New Danner Tachyon **3/11/2015 UPDATE: The Nike SFB Field Leather Boots are now in fact authorized and AR 670-1 compliant. ... After going back to the drawing board, our friends at US Patriot Tactical, educated Nike on making the Nike SFB Field Leather Boots AR 670-1 Compliant.