In the winter i keep a blanket, extra warm jacket, boots, gloves, and winter hat. For my bag it stays in my truck all year round but gets things swapped for the weather. It has tomahawk, hand saw, bush knife that has a fire starter on it, canteen w cup in holder, water filter, hobo knife, 200 feet 550 cord, two days worth of my meds and otc pain meds. Knife sharpener, a mora knive, emergency mylar blanket, military rain poncho, waterproof long burn matches, tinder packs which are made of dryer lint and petrolyum gel in a chew can, food is 3 water bottles, power bars, ramen noodles. Headlamp and spare batteries. Might be more cant remember off hand. Fits under the back seat of my truck. With the blanket and boots on the otherside. Keep a few tools and a 12v tire pump and fix a flat can as well.