I.K.O. KARATE print T-shirt, comfortable to wear with 100% cotton material. - Brand: I.K.O. - Material: 100% cotton - Size: S - Design: KARATE print - Colors: Olive Green, Black Thank you for viewing. This is a set of two t-shirts featuring the Kyokushin Karate "Ichi-geki" (One Strike) design. I used to wear these after training. I bought them at the venue of an international tournament. I wore them when I was in the 5th and 6th grade of elementary school.