Brazilian Jiu Jitsu Grappling Embroidered Iron/Sew on Patch 3.5" BJJ Grappling Gi Badge Brand New - Embroidered Iron on Patch Patch Measures: 3.5 Inches (Diameter) Heat seal backing for fast + easy apply with standard household iron. Patch can be applied to almost any material - BJJ Gi, Bags, Jackets, Denim, Cotton, Polyester etc... Full Iron-On Application Instructions are Included