Survive Outdoors Longer 90% Emergency Bivvy - Comes with Survival Whistle & Tinder Paracord Drawstring - Add to Emergency Kit & Hiking Gear - Waterproof, Windproof & Tear-ResistantRetain Body Heat: This heat reflective SOL emergency bivvy traps 90% of body warmth, adding to your survival supplies for the great outdoors or emergency survival kit Ultra Lightweight: At less than 4 oz and as compact as a soda can, the SOL emergency bivvy sack slips into any emergency kit or hiking gear with ease Weatherproof Protection: As part of your emergency disaster preparedness kit, this waterproof bivvy sack measures 36 x 84 inches and is a