I've been asked what I wear for day hiking and peak-bagging...  I figured I'd actually create a whole post on this. The short answer is that it depends on the season it is and what kind of hike I am going on. Overall I find myself layering and using a lot of the same things though. You can also use these items on backpacking trips, but you'll need different backpacking gear, shelter, cooking etc. 

Let's focus on the essentials. Here is list of the 10 essentials, clothing, footwear, and accessories that I generally use for day hiking, backpacking and peak-bagging: