Mobile Phone - for your girlfriends number
Ipod - a must for when you dont want to listen to paintball stories anymore.
Spare Clothing - for when your on your way home and dont want to be called a moto crosser
Fuel Money - for when you dont drive.
Tape , Bog roll - for the usuall stuff.
Deodrant - for when your pits smell like a dead man
Lighter - for when your mates forget theirs.
Contact Lense Solution - as i forgot mine in Paris and i now have spares everywhere.
Pen Paper - for when i dont have my mobile phone. and random design stuff i have to research.
My journal (sometimes) - when I pick stuff up and put it in for design analysis later.
Swiss Army Knife - gadgets for real men and scouts everywhere.