Kevlar

CompuBunker basic 200AB

CompuBunker doomsday 1GBABA

6 inches of Kevlar over 2 centimeters of obsidian, with an additional 6 inches of kevlar internally

Protects against:

1,000,000 machine gun bullets
Lava
Fire
Flooding
Hurricanes
Tornadoes
Tsunamis


