>>471353>A good pack is 100 to 150I also hold to the bug-IN philosophy, unless it's some kinda environmental disaster (flood, earthquake) that renders your home uninhabitable, in which you're going to have to bug-OUT whether you like it or not.
And while I don't think the cost can realistically be kept under $100, prices can be minimized with some searching around for deals;
(all below are from Sportsman's Guide)
http://www.sportsmansguide.com/product/index/nato-style-canvas-backpack?a=1809746$15.00
Backpack
Rugged 22-oz. cotton canvas
Heavy-duty adjustable shoulder straps
2 side pockets and 1 center pocket
Reinforced at all stress points
Rustproof heavy-duty clips
15 x 6 x 15"h.
22 liter (1,350-cu. in.) capacity
Imported
$20.00
Frog-Tog Rain suit
100% polypropylene bi-laminate material is a light rain jacket
Ultrasonically sealed seams seal water out
Full front zipper with storm flap
Attached hood
Active wear design with raglan sleeves for comfort allow this rain coat to be wearable for anything
Elastic cuffs.
Elastic waist
$15.00
Walls Fleece Quilted Jacket
55/45 cotton / polyester shell
100% polyester insulation and lining
Full-zip front
3-Pc. lined hood with drawstring
Knit cuffs and waist
2 handwarmer pockets
Machine wash / dry. Imported.
$15.00
U.S. Military Fleece Overalls
Made of Polartec® brand polyester polar fleece material that's lightweight, soft and warm
Adjustable elastic suspenders with quick-release buckles
Zip fly
Full zipper down legs for easy on / off, even with footwear on
Machine wash / dry.
Condition: brand new
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$65.00 total