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1 Pcs. U S A Flag Patch and Blood Type Patch A B O AB POS N E G NKDA Patch Army Military Hook Backing or Sew on Patch Size 3 X 2 - Israel

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1，Allows doctors and other medical personnel to know your blood type. Blood type patches are an easy way to identify what type you need Available in

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TOOLSSIDE 16 PCS Tactical Patches of USA US American Flag Patch with Hook and Loop - Military Patch Set, Size 3x2 Inches : Everything Else

1 Pcs. U S A Flag Patch and Blood Type Patch A B O AB POS N E G NKDA Patch Army Military Hook Backing or Sew on Patch Size 3 X 2 - Israel