The following equipment is highly recommended when venturing out into Denali's backcountry:

Equipment

• Sturdy hiking boots (waterproofed) and at least 2 pairs wool or synthetic socks
• A backpack that can carry a tent, personal gear, and a Bear Resistant Food Container (BRFC)
• Gaiters and trekking poles for river crossings, loose rock, snow patches, boggy areas, and brush
  
• Rain jacket and pants (ponchos not recommended) 
• Polypropylene, nylon, fleece or wool clothing (avoid cotton). Quick-dry pants, long underwear, at least one long-sleeved shirt, a warm winter hat, waterproof gloves and a fleece jacket are also recommended. Be prepared for temperatures ranging from 30° to 80° F(-1° to 27° C) in the summer months
• Stove, fuel, cookware and water bottles
• Water filter (preferably equipped with a silt stopper device) or water purifying tablets
• Dense, high-calorie food that fits in the Bear Resistant Food Container and cooks quickly
• Compass and map (maps available at the Backcountry Information Center). While a GPS unit is useful, it should be used to supplement a topographic map, not in place of one 
• Toilet paper, trowel, and a bag for used toilet paper and sanitary items, which must be stored in the BRFC and packed out, not buried or burned
  
• Tent with rain fly and waterproof floor (bivouacking or camping with only a tarp is not recommended) 
• Sleeping bag and pad (for any overnight summer trip, protection to 20° F/7° C is suggested) 
• Insect repellent and/or head net
• Emergency gear, such as first aid kit, knife and a signaling device such as a whistle or signal mirror
• Large plastic or waterproof bags to protect the gear inside you pack
• Bear spray (this is up to your personal preference-conditions must be perfect for bear spray to be effective, e.g. wind direction, weather, distance from the animal
• A change of shoes for camp, to lower your impact on the vegetation and to change out of wet boots
• Backpack rain cover
• Camera with waterproof case
• Sunscreen, sunglasses, hat for sun protection
• Toiletries such as toothbrush, hand sanitizer, and lip balm- ALL items with an odor must fit in you Bear Resistant Food Container