This special patch is for the elite that have welded underwater. Not many can say they have performed this difficult task.  The measurements are 6 5/8 X 5 3/8. This is consider a medium large patch and customers have been sewing it to jackets and shirts in many places.  Though we only have one of this unique patch in size only, in stock, we are going to produce many more in different sizes. The ones we have sold on other platforms have been put in frames and placed on the back of jackets and shirts just below the colar on the back of the apparel. Collectors are also purchasing this specialty patch. This particular size used 48,762 stitches. The thread used was high sheen industrial Italian. The border is the famous very rare, merrow border.  This patch is made of 100% industrial thread and you will have no problems with commercial laundering.