Sewing BJJ patches onto your go can be done a few different ways. Many practitioners of BJJ will sew their club patches onto their gi by hand or with a sewing machine. Our recommendation for sewing on Brazilian Jiu Jitsu patches would be to take your Gi to local dry cleaners and have them sew the patch on. Most dry cleaners will charge only about $15.00 to sew your patch on. Many times the thickness of the Gi will present problems if you try to do this job yourself. It is also a good idea to order your BJJ patches with a heat seal backing. This way you can iron the patch on exactly where you want it before bringing it to the dry cleaners. If you are just putting your patches on for looks and don’t compete then the patch location is not that important. If you do compete in an IBJJF event then here are the IBJJF guidelines for BJJ patch locations. According to article 13 of IBJJF rules,[3] patches may be placed on the gi in one of thirteen different locations: On the jacket: Left upper arm Left upper shoulder Front right upper arm Front below the belt Back below the collar and above the belt On the pants: Above the front left knee Above the front right knee Below the front left knee (with at least 15 cm of space to the floor without the patch to allow