cold pack

So, I ordered a damsel from online retailer and received it at work around noon, they didn't package it well, the head pads were cold and most important water in bag was icy cold, fish was pale and not moving, i tried to move it, touch it, fish was 100% dead I assumed. Other inverts in bag were...

I figured since we are getting into spring and summer is coming fast this could be helpful to others as well as myself. I searched and did not see any recent posts within the last few years dedicated to Ice packs and shipping corals. I know many people make their own ice packs and others...