Quantum bags are designed to be the lightest for todays weight conscious adventurers. Use of Pertex Quantum fabric and 750+ fill power down ensures the optimum warmth to weight ratio, in efficient designs to meet the needs of backpackers, Alpine climbers, ski and cycle tourers.

Quantum 250 650g -2C 210 x 75cm 24 x 11cm Red

Summit bags are built for mountaineering and the design features vary through the range of fill weights. Summit Alpine 300, 400 and 500 are lightweight bags for Alpine climbing, with simple box wall construction, half zip with waist height belay facility and no shoulder or zip baffles.

Summit Alpine 300 750g 0C 210 x 75cm 29 x 16cm Gold

If your summer bike tour is going to take you through different climates then the UltraLite is a good choice. With a 59" shoulder girth this efficient bag is good to 20. The full down collar helps to seal in heat around your neck without adding excess bulk, and 16 oz. of high lofting down pumps this bag to 5". The total weight of this very compressible package is only 1 lb. 13 oz.

The MegaLite is cut to suit large folks so they too can enjoy the benefits of the ExtremeLite bags. No claustrophobia here with 64" of shoulder girth tapering to 39" at the foot. 12 ounces of goose down provides a temperature rating of 30, and continuous baffles allow you to adjust the fill to suit your needs. At only 1 lb. 8 oz. this is your best friend during a summer bike trip.