integrates all heating functions into a single panel that is sewn
into apparel like an extra layer of fabric. These panels are so
light, ultra-thin, and flexible, they virtually disappear inside
your apparel. Each panel contains heating materials, electronics,
and an ultra-slim rechargeable energy source (no bulky battery
Zones of differing thickness, flexibility and breathability are
designed-in to ensure optimal fit and maintain the aesthetics and
comfort of the garment.