Snugpak Special Forces Complete 6 Piece Military Sleep System Black includes Snugpak Special Forces Bivy Bag center zip Comfort: -15°c Extreme: -20°c This system has been designed for ultimate versatility, and to suit any trip in any environment. You can use the sleeping bags individually or layer them together to cover all conditions. This system has been designed for ultimate versatility, and to suit any trip in any environment. You can use the sleeping bags individually or layer them together to cover all conditions. The Complete System gives you the Special Forces 1 Bag for use in above freezing temperatures and the Special Forces 2 Bag for use in temperatures right down to -10°C. Then, when you’re in extreme conditions, you place the Special Forces 1 Bag inside the Special Forces 2 Bag and join them together with the extra zip baffle, so you’re protected in conditions right down to -20°C. Ingenious! When joined in this way, you retain the convenience of closing and opening with one central, quick release zip. Both bags have a reinforced foot area and come with their own stuff sack to keep everything together.   Temperature Rating: Comfort: -15°c, Extreme: -20°c • Pack size: 30x27cm (fully compressed). • Weight: 3200g including compression stuff sack. • Mummy-style shape for heat retention. • Compression stuff sack included for compact carrying. • Reinforced foot – so strong you can even sleep with your boots on! • Central, quick-release zip • Paratex Steelplate outer shell for water resistance • Softie Premier & Reflectatherm filling for maximum comfort and warmth SYSTEM WEIGHT 3200g / 7.05479 Lbs LENGTH 220cm / 86.6142 inches WIDTH (CHEST) 80cm / 31.4961 inches WIDTH (KNEE) 65cm / 25.5906 inches WIDTH (FOOT) 40cm / 15.748 inches PACK SIZE 30cm(L) x 27cm(W) / 11.811 inches X 10.6299 inches ORIGIN Manufactured in UK SEASONS Winter TEMPERATURE Comfort: -15°c Extreme: -20°c     SNUGPAK SPECIAL FORCES BIVY BAG OLIVE GREEN WATERPROOF BREATHABLE Same as the standard Snugpak® Bivvi Bag, but with the added versatility of a half-length zip, wider in the chest, ideally suited for use with the Antarctica RE and the Special Forces System. The Special Forces Bivvi Bag is made of the same Paratex Dry material as our standard Bivvi Bag. Paratex Dry a technical, lightweight, durable, 100% waterproof fabric that is Exceptional breathable to ensure the user is comfortable in all conditions.       Special Forces Bivy Description:       Paratex Dry is a technical, lightweight, durable, 100% waterproof fabric making an ideal protective shell for any of our sleeping bags, weighing only 420g it makes an ideal Emergency Refuge.       Its small volume allows you to pack it 'just in case'.       The Paratex Dry used in the Snugpak Special Forces Bivy is a 100% waterproof fabric with a hydrostatic head in excess of 5000mm. closely constructed fabric with a ripstop construction.       Teamed with a Hydrophilic Polyurethane (PU) which transfers water vapor chemically from the inside to the outside (due to the temperature differential between the inside of the product and out)       Easy to wash and care for; Comes with its own Nylon Stuff Sack.       Paratex Dry Features:       100% Waterproof with a Hydro Static Head in Excess of 5000mm      Ripstop Weave     Lightweight     Tough   Breathable   Soft to the touch    Completely Windproof     Outer Fabric treated with a Durable Water Repellant.     Technical Description:     Outer Fabric: Paratex Dry        Weight: 420 grams (14.8151 Ounces)       Pack Size: L 120 x D 75 mm    Color: Olive Green     Nylon Stuff Sack, Olive Green    It is important to note that as this Bivy has a solid coating, air cannot pass so care should be taken not to completely seal any Bivvi Bag system, to prevent suffocation.    Origin: UK Snugpak Special Forces Complete Military Sleep System Black W/ SF Bivy Bag