M-Tac Sons of Odin patch. The patch can be attached to the sleeve on a Velcro loop (there is a Velcro hook on the back of the patch), or to equipment - backpacks, helmets, etc. This patch is not statutory, like all "morale" patches, but it can be worn both in the combat area and outside of it. Diameter:80 mmMaterial:rubberAdditional:Velcro Hook for Attachment