The Condor 229 Blood Type Patch features a Hook Backing that attaches to any loop surface.
| Size: | A - Positive | A - Negative | AB - Positive | AB - Negative | B - Positive | B - Negative | O - Positive | O - Negative | B - Positive | A - Positive | A - Negative | AB - Positive | AB - Negative | B - Positive | B - Negative | O - Positive | O - Negative |