Recon 3 Sleeping Bag | Rated to 23 Degrees FOn issue with the RAAF, commandos & NATO, in use by U. S. forces in Afghanistan, and other forces worldwide. The RECON 3 sleeping bag is a military style, two season sleeping bag which will perform more efficiently than bags with natural fillings when wet. The military sleeping bag and the compression sack weigh approx 2 lbs 15 oz (1. 33kg). The Compression Sack spider both reduces the volume of the stuffed bag for carriage and provides a waterproof