Going outdoors is an adventure - be prepared!
There are a few basic products that are not really obvious but they are a must to have in your kitbag.
Nzo Cruiseliners are a very well-resolved product to make any pants into bike pants, especially for mountain biking. Enough padding to take the edge off, not enough to get in the way when you are moving around on the saddle. Arm and Leg Warmers - a simple add-on and take-off for any ride. Baselayers - temperature control hot or cold. More on the way.