DetailsSuggested uses include mountaineering & rafting, trekking in third world countries, and extended backcountry travel. Upgrades from the Fundamentals kit include a detachable Ultralight & Watertight kit, oral rehydration salts, a scalpel, and dental repair items. Group size: 1-14 persons. Trip duration: 1-28 days. Size: 11" x 7" x 4.5". Wt: 3 lbs 2 oz.