The Helios® System was developed to provide the care provider with an ultra-compact, lightweight, modular vapor barrier heat reflective system. The Helios® System allows varied levels of heat retention while still allowing patient accessibility 360º around and via the two blanket system overlap and up the center front via Velcro® access. The system includes litter tie down cords to prevent the blanket from blowing off in proximity to helicopters or in high winds.