SOL Thermal Bivvy with Rescue Whistle

– 80% Heat Reflective: Metalized coating with up to 80% thermal heat reflectivity traps warm air against your body
– Weather Resistant: Thick / durable material is water and wind resistant
– Customizable Ventilation: Adjustable footbox and hook and loop closures along top and side openings allow customizable ventilation
– Rescue Whistle & Tinder Cord: Includes rescue whistle and tinder cord drawstring for emergency fire starting
– Multipurpose Bivvy: Use as a sleeping bag liner or emergency blanket