Waterproof, gas permeable bivouac bag

摘要

A waterproof gas permeable bivouac bag 2 is constructed of a gas permeable waterproof material having waterproofed seams and contains an opening for access to the bag provided with a waterproof zip fastener 1. The zip fastener 1 preferably extends longitudinally along the bag and may be covered internally by a flap 6 and externally by a cowl 4.