These essential information packs alert medical personnel to important information: blood type, allergies, medical conditions, primary physician, consent-to-treat form and a photograph. Made of a rugged nylon wrap that secures firmly around a day pack, courier bag or helmet strap with hook and loop. A crucial method of communicating information to EMT’s when you’re not able to. Be prepared. Helmet Pack is black, 3.5"×1.25" (folded); Strap Pack is red, 5.75"×2" (folded).