for Size Chart, please see attached photos. Improved design with 3 inches long split side seams for unrestricted range of motion. lightweight satin. Made of soft and lightweight satin. For traditional Muay Thai kickboxing. 4" waistband. "Muay Thai" in Thai Printed lettering across front. Printed thai letters make this shop very light and smooth so this short can also be used on the mat for grappling and MMA Extra wide leg allows room for kicking. Hidden drawstring inside waistband.