There are so many, most of them are very alike, and basically it boils down to having just the right stuff but not too much of the things you likely won't need. If you get a kit that has a bag with extra space, you can easily customize your loadout. In a trauma situation, you want to access the essentialls immediately, not sifting through band-aids to find compression gauze.
A quick note on this acronmyn. It means "individual first aid kit", but seems to come up more frequently around trauma kits and military supply. Don't let someone peddle you a standard first aid kit: you don't want that.
This is a good place to start since it's a no-frills setup. But that ankle-holster medkit for EDC is pretty great. My jeans just wouldn't allow it.
Here’s what you definitely want in a trauma kit. Whether it be in your car, home, or range bag, you’ll just have to decide the quantity of items. This is NOT a first aid kit. There are no splints, triangular bandages