Adventure Medical Kits, Thermo-Lite Bivy Sack by Adventure Medical Kits All Lightweight Shelters >>> Lightweight Shelters by Adventure Medical Kits More details and ordering info. The Thermo-Lite Bivy Sack from Adventure Medical Kits is an ideal survival-emergency bag for day hikes, summit attempts, cross country skiing, snowmobiling, and more.Features: It's made from a tough, four-ply, waterproof, windproof fabric (Thermo-Lite), which will hold up to abuse while providing a soft feel and hydrophobic capabiliites. A foot vent and large opening provide ventilation to prevent you from getting hot or clammy. Packaged in a bright yellow carrying sack. Reuseable. Specifications: Weight: 1-person 6.5 ounces, 2-person 12 ounces. Dimensions: 1-person 36 x 84 inches, 2-person 46 x 84 inches. User input on Thermo-Lite Bivy Sack by Adventure Medical Kits by Adventure Medical Kits: Be the first to submit input on this product Submit Input: Your Name: Write or Paste Input here: Upload picture:      Review Guidelines