ColdStar Instant Cold Packs Size:Small 5" x 5 1/2" / 80-ct Threaded chest piece drum permits

Threaded chest piece drum permits the use of five interchangeable chest piece fittings - an adult and pediatric diaphragm

Complete with an accessory pouch containing the bell chest pieces

A 218-piece trauma first aid kit includes supplies packed internally in three First Aid organizer boxes and tow small clear-view pouches

(8 oz Jar)

Designed with school healthcare professionals in mind

ColdStar Instant Cold Packs Size:Small 5" x 5 1/2" / 80-ct Threaded chest piece drum permitsThis cold pack becomes 30F in just three seconds, just simply squeeze the bag. The pack stays cold for approximately 15 20 minutes. This simple to use pack is great for cold therapy usage.