[vcf-midatlantic] Girl Scout cookies... vintage computer related!

[VAXman at tmesis.org]

Corey Cohen via vcf-midatlantic writes: 

>It's better for your waistline to use a space- emergency blanket from
>Walmar= t.  Cost a couple of bucks and is nearly a lifetime supply of
>Mylar. =20 

These? 

http://www.walmart.com/ip/The-Original-Space-Brand-Emergency-Blanket-Silver/15935551

Do you know its thickness?  There's no specs listed on Walmart's page.