Penicillin, a great antibiotic marvel of modern medicine. Unless of course you are allergic or you don't like needles.....
Hard to see colour (Camo) variants all have a red border to grab attention up close, however don't stand out from medium distances and beyond.
Text is fully spelled out to avoid any confusion that could be caused by abbreviations.
Hook velcro sewn on the back. 2" x 1"