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.
The Quantum 400 is a narrow cut bag optimising warmth for minimum weight and include full length side zips with protective baffles on both the zip and round the shoulder.