Venum Lyoto Machida Ryujin Fightshorts 100% ultra lightweight microfiber Middle focus closure by Velcro & internal draw cords: better fit without shifting hazard during the movements Zero lateral seams: fitted to your functional anatomy to increase your flexibility and livens and improve your comfort during the fight Lateral splits reinforced for a longer durability and a hard-wearing even against the most savage grips Ro-engineering "Flex-System" - with a 4-way stretch fabric - placed at the crotch extending your range of moves