Jiu-Jitsu, also known as "The Gentle Art".Our timeless, bestselling classic "Jiu-Jitsu" Calligraphy in Japanese Kanji / Chinese characters. Go ahead, grab all the colours. You know you want to. • 100% combed and ring-spun cotton (heather colors contain polyester) • Fabric weight: 4.2 oz (142 g/m2) • Shoulder-to-shoulder taping • Side-seamed