Note: This is an example list for lightweight backcountry travel in warm, desert slickrock conditions. More gear may be required for certain conditions. Individual preferences may vary.

Hiking
Comfortable Day Pack

Hydration
Hydration bladder(s) and/or Water Bottles (don't skimp)

Cooking and Eating
Food for the day

Personal Gear
Multi-Tool/Knife
Hiking Permit
Headlamp or Flashlight (just in case)
Survival Kit
Compass
First Aid Kit
Guidebook/Map
Camera/Film

Personal Items
Sunscreen
Lip Balm
Sunglasses

Clothing and Footwear
Clothing appropriate for weather and changing conditions
Hat w/brim
Trail runners/lightweight hiking boots

Optional
GPS Unit
Writing Pad
Pencil/Pen

Back