Karate Uniform 100% Cotton Pearl Weave Tailored Multi-Piece Anterior and Single Back Paneling Unrestricted Should Range of Motion Reinforced Chest, Upper Back, Shoulders, and Knees NO SHRINKING - Made from pre-shrunk fabric youâ??ll never have to worry about your BJJ GI shrinking after the first, wash again. Just wash your ULTRA LIGHT JIU JITSU GI in cold water and hang it to dry. This Martial Arts Uniform is made of cotton and polyester blended fabric for less wrinkle and minimum shrinkage. The reinforced stitches & panels offer maximum comfort & long-lasting durability and the preshrunk fabric will keep your fitting consistent. Pants are equipped with elastic and drawstring waists. Thanks to its strong cotton construction, this durable uniform is ready to go the distance.