My (P)SK is primarily setup for my snowboarding trips:

AMK Pocket Survival Pak
AMK UltraLight .7 FAK
MPI Extreme Pro Tech Bag
Heat Pack
SOG PowerLock
Pocketwrench II
Inova 24/7 and batteries
BIC lighter
ZipLock Bags 1L
Camelbak ThermoBak 2L
Avalanche kit
PMR radio
Extra layer clothes
Powerbars

Everything goes into a 11L snowboarding backpack that will also carry my board if I have to go on foot.