NOT KNOWN FACTS ABOUT BLACK OPAL RING

This garment secured the accommodate from abrasion and protected the astronaut from thermal photo voltaic radiation and micrometeoroids which could puncture the accommodate. The garment was made from 13 layers of material which ended up (from inside to exterior): rubber coated nylon, 5 levels of aluminized Mylar, 4 layers of nonwoven Dacron, two la