Has to be light and strong. External-frame backpacks have less interior storage room, but they are less expensive (usually $80-130), have better ventilation, have more spaces for bulky strap on items [WP:]. Internal frame backpacks are roommy inside, so you can put all your stuff inside your backpack, however, they are also more expensive ($150-300), and it fits tightly to your back thereby less bouncing but also less ventilation. 2 sleeping stuff tent (<5lb), and seam sealer and tent repair kit, nylon tape, sleeping bag (<3lb) army knife (with a scissor and knives), ropes bug resister, 3 hiking stuff headlight and extra batteries, hiking poles hiking shoes (already in clothes section) 4 survival stuff signal mirror, first aid kit, compass, whistle, 5 cooking stuff solution 1: all prepackaged food, otherwise solution 2: propane stove (<1lb) and fuel cooking pot(with lid, <1lb), waterproof lighter/matches, aluminum foil, eating utensils: disposable cups/plates/knivesforks/bowls/(and chopsticks:) paper towel/napkins, garbage bags, food: dehydrated food and trail snacks, seasonings: salt water and water filter(<1lb) 6 personal stuff tioletries (toilet paper) shampoo and soap (?) hand towels, toothbrush & toothpaste, electric shaver sunscreen & sunglasses, clothing: fleece jacket (<1lb), insulated vest, shorts'n'socks, hiking shoes, poncho, hat, gloves 7 entertaining stuff boombox & CDs, books (if you like reading), cameras & film / camcorders, fishing equipment, binoculars, 8 other stuff IDs, credit cards & cash(!), cellphone and charger, with emergency contact number s and campsite mgmt numbers, umbrella, drugs, Comments References[WP:] http://en.wikipedia.org/wiki/Backpack
solution 1: all prepackaged food, otherwise solution 2:
References[WP:] http://en.wikipedia.org/wiki/Backpack