Tentes 4 Saisons is pleased to provide you with Western Mountaineering sleeping bags, since January 20, 2014.
Western Mountaineering, American brand based in San Jose, California, as been manufacturing sleeping bags for over 40 years.
This is one of the best, with a global reputation for producing very light and compressible bags, using only quality goose down with a fill power of 850+ cuin minimum.
Tentes 4 Saisons chose this brand because it is like the image of Hilleberg tents for: uncompromising quality and incredible detail.
It is an independent small business, stable and solid, which still create her own bags. Nothing is outsourced. 100% of production takes place in their workshop. The staff is very qualified. Sewing a good bag is not improvisation! All fabric cutouts, all seams are checked, each bag is controlled. The best goose down is selected, tested and used across the product range.
This is the same goose down that is used in the Bison (-40 ° C, 2095 g) from the Gore Windstopper Expedition Series and the Highlite (2 ° C, 455 g) from ExtremeLite ™ Series.
A search of the best raw materials, a sleek design and unsurpassed manufacturing were brought together to provide sleeping bags of the highest quality.
With an offering of over 30 different models, Western Mountaineering can provide you a sleeping bag for any event, outing, or expedition requiring the lightest and warmest bags.
Wertern Mountaineering Series
EXtremeLite™ Series
Looking ultralight, it's here! Reserved for specialists!
Everything in the HighLite's design is intended to reduce weight and promote compressibility.
At just 1 lb 3 oz., the SummerLite is the lightest bag we make in a continuous baffle construction.
The MegaLite is cut to suit large folks so they too can enjoy the benefits of the ExtremeLite™ bags.
If your summer bike tour is going to take you through different climates then the UltraLite is a good choice.
This Versalite is the warmest in our ExtremeLite™series! A solid 3-seasons of bike touring or kayaking is at your fingertips with this bag. 
MicroFiber Series
Looking for a sustainable compromise between lightness, strength and resistance to moisture!
Traditionally, all of the lightest weight bags are made with the extremely light ripstop nylons.
The Apache is built with attitude!
It simply won't take no for an answer as it willingly pushes the bounds of a 2-3 season bag.
When the Sierras or the Rockies are your usual destinations and you need the maximum protection from your 3-season bag, leave nothing to chance with our Antelope.
When getting to a backcountry bowl with enough energy to enjoy the fresh powder, being fast and going light is crucial. 
Gore WindStopper™ Expedition Series
You are going into extreme temperatures !
To some people winter mountaineering is just a pastime. Be it searching for an uncut bowl to tele, a frozen waterfall to climb or a simple visit to the Brooks Range, the Puma Gore Windstopper™ has been there, done that!
The Cypress GWS is incredibly wide, with more insulation and girth than any other bag in its warmth range.
Denali, Aconcagua, Himalaya… mountaineering in its extreme sense. These are places where mistakes cannot be made and so the Bison is most often chosen to serve. Gore Windstopper™ fabric makes this bag impervious to the elements while remaining lightweight and very compressible.
