We found a lot of these bivy sacks hidden away in a long term military storage unit. These military surplus covers can turn nearly any sleeping bag into a water-resistant sleep system. Made from breathable waterproof material, this bivy sleeping bag cover, a part of the ECWS sleep system, keeps moisture out while still allowing water vapor from perspiration to escape. 80"x35" max dimensions.
Unissued in Grade II condition, may show some shelf wear. NSN 8465-01-416-8517
Surplus condition scale:
Grade I - Used in like new to excellent condition.
Grade II - Used in good condition, may show minor use/wear.
Grade III - Used in fair condition, will show normal wear and tear from daily use.