The EMS / Hoop Tech Cap Frames are built tough to stand up to day to day production use. The heavy gage stainless steel construction will give you years of service. The EMS / Hoop Tech Cap frame design allows for variation in cap size, shape and material thickness. When used with the Hoop Tech patented “Tâ€-Bar Framing gage, framing a finished cap becomes as easy as 1-2-3.