Original Great War French Army Officers Horizon Blue Tunic Male Chief Service Dress Blue Rare Pre WW1 French Officers Horizon Blue Tunic in Jackets & coats Need help! 1917 French Officers Horizon Blue Tunic. Our Chief Joseph, blue monochrome printed tunic, is a mix of heritage and Native American pride. Made from 100% breathable cotton, our one size fits most tunic features a relaxed silhouette with equal length in the front and back for exceptional drape and comfort. Details: 100% soft cotton One size fits most Same length front and back Blue monochrome Chief Joseph print (front)