Mylar is the most common trade name for (are you ready?) biaxially-oriented polyethylene terephthalate. For our purposes, let’s just stick to using the trade name, shall we? Mylar is a type of plastic ...
REFLECTIVE SURFACE: Made of highly reflective Mylar film, these blankets reflect over 90% of radiant heat to keep the body warm in cold conditions. LIGHTWEIGHT DESIGN: Weighing only 5 ounces each, ...