Please let us know the desired modification of item after placing an order. In 1968 an experienced traveler and ideologist of the ski tourism Alexander Berman in his book "Travel ski" wrote: Only a very good individual bags provide a complete rest in winter in the bitter cold (there is no such sale). Conversely, cheap primitive home-made bench bags fulfill its purpose almost always. Need very badly to think and manufacture a multi-piece sleeping bag that it was cold. " Flew half a century, and is not always "warm" means "heavy, but laws of physics don't change - the two of us always sleep warmer.
In addition, in the presence of a double sleeping bag, decreasing the weight and volume of equipment to each team member. Very warm, light and cozy double down sleeping bag "Tandem Permafrost" allows you to sleep comfortable and relaxed at temperatures of -9 to -15 °C and transfer temperature to -34 °C (which is already critical). Temperature estimates because, with the EN13537 standard does not apply to double sleeping bags.
For down sleeping bags Company using high quality Alloy Pooh geese, grown in difficult climatic conditions of Siberia and the Urals, supply NPK Kariguz. Goose down is larger, lighter and more durable than duck, it retains heat better and less strays in the product. At the moment the fluff from the Corporation NPK Kariguz, is the most qualitative in Russia. Decontaminated environmentally safe method of ozonation, it is not an allergen and safe for health. The main indicator of the insulating properties of down is the Fill Power characteristics (elasticity fuzz) - volume in cubic inches, which is a restored pre-compressed an ounce of fluff.The higher the number the less down is needed for insulation and the better the ratio of detainees warmth-to-weight. This factor determines the compactness of the packing. In a sleeping bag "Tandem Permafrost" FP - 680 cuin/oz (cubic inch per ounce) in the European system test to DIN EN 12934, and the ratio of down and feathers, also determines the quality of mixture - 90/10%. The outer fabric of a sleeping bag - 100% nylon 20D 35 g/m2, Ripstop, DWR is a very lightweight, durable, protects the interior filler from moisture. Internal fabric - easy and pleasant to the touch 100% nylon 20D, 36 g/m2 with water-repellent impregnation.
Lightweight, breathable fabric does not rustle and filled with soft down, conducive to the full relaxation inside of a sleeping bag. Design sleeping bag is focused on maximum comfort of its occupants.Cervical pack (warm collar complex shape) wraps the shoulders of the owners of a sleeping bag, leaving no cold air to get inside the sleeping bag (can be unfastened from the top if necessary) Two-way zipper (¾) with an internal volume of warm straps located on both sides of a sleeping bag that allows you to get out of the bag or reach for the right things, without disturbing the neighbor The design of the "cocoon" is the best to retain heat and reduce the weight of a sleeping bag Warm joints Individual hoods are regulated by individual cords In the area of the foot bag has an anatomic shape and is more dense gasket down Two internal zippered pockets Loops for drying Packing: compression bag included Very warm, comfortable double down sleeping bag with a warm seams. Despite the fact that the idea of this sleeping bag came from the style of light&fast, he'll find use in a variety of situations and sports directions thanks to the combination of their outstanding performance. Tandem Permafrost is the ideal solution for those looking for the possibility of a significant reduction in the weight of my camping equipment without sacrificing comfort for two. Design of the sleeping bag allows two residents to use temperature advantage of co-location in the same sleeping bag, while maintaining effective thermal insulation, provide individual adjustable hoods and warm collar complex shape, completely covers the space between inhabitants. Zipper both sides sleeping bags allow you to leave the bag and return it without disturbing the neighbor. Type of construction: cocoon Warm joints Zipper detachable two-way ¾ internal volume of warm straps located on both sides of sleeping bag Cervical package of complex shape, completely covers the free space between the inhabitants, virtually eliminates the flow of cold air into the sleeping bag between people. Can be unfastened from the top if necessary Individual hoods with independent adjustment cord The anatomical shape of the bag in the area of the foot The enhanced rate of the packing sections in the area of the foot Two internal zippered pockets Loops for drying Packing: compression bag included Materials: Top fabric: 100% nylon 20D 35 g/m2, Ripstop, DWR Lining: 100% nylon 20D, 36 g/m2, DWR Insulation: high Quality gray goose down, Kariguz with Nikwax hydrophobic treatment FP 680 Temperature For two occupants. Temperature estimates because, with the EN13537 standard does not apply to double sleeping bags: Comfort: -15...9° C Extreme: -34° C Dimensions and weight: Size: 230×126×73 cm Dimensions Packed: Ø32×49 cm Dimensions compressed: Ø32×40 cm Total weight: 2,350 kg Weight of insulation: 1572.
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