Trying to stay in my lane but....
sugar packets.
FREE at the nearest BK or cafe' shoppe.
Maybe a small bottle of eye wash, eye cups are tiny and work.
couple of 1" by 1" swaps Alcohol Prep Pads, Triple Antibiotic, Dispatch and of course the Sunny's BBQ wipes.
CPR micro-Shield (mouth barrier.)
+1 on ice smack bags.
+1 on Triangle Bandage.
...all items enclosed in kit not listed.
I work at a gym, outside fields(games) and skate park and have similar "problems". Heat casualties and ankles (knees) are the biggest boo boos that I have to deal with. Typically anything else I'm giving my grid to the 911 operator for many reasons besides patient is in danger.
I have always used the don't carry it if you wouldn't use it on your momma.
I'll post a picture of my so called "kit" if interested.
All inside a Maxpedition FR-1 0226
http://www.maxpedition.com/store/pc/...&idproduct=404