The tatami fightwear adult bjj rank gi belt represents more than just your rank in brazilian jiu jitsu - it represents the blood, sweat and tears and countless hours you've spent on the mat. Relive your journey with the adult bjj rank gi belt from tatami. Built to the highest standardsmade from 100 percent high quality cottonthe belts are 4cm wide and 0.5 Cm thickthe length is subject to the size that you buynote: you must buy the same size bjj belt as your bjj gi size.