Be prepared for the unexpected with the SOL Emergency Bivvy with Rescue Whistle and Tinder Cord. The lightest emergency bivvy on the market, weighing under 100 grams and packing down small enough to fit in the palm of your hand, and extending to 213 x 91cm unrolled. The waterproof, windproof material reflects 90% of body heat while the sealed seams keep out rain, wind, and snow. With dimensions of Use this SOL Emergency Bivvy as a sleeping bag or a blanket to ensure you stay warm until help arrives. Start a fire with the tinder cord included on the stuff sack and use the rescue whistle to signal for help. Comes in OD Green.