Elevate your overnight mountain experience with Mountain Equipment's Helium 400, the ideal down sleeping bag. Featuring an integrated draught collar and adjustable hood, this mummy sleeping bag ensures optimal comfort during your mountain sojourn. The ergonomic Alpine Fit 2.0 construction provides a comfortable cut and ample space for a restful night.Embracing sustainability, both the Supersoft inner and the outer, crafted from breathable Helium fabric, are made from recycled materials. As you sleep, moisture is efficiently wicked away from your body, and the PFC-free finish on the outer layer acts as a protective barrier against penetrating moisture. Immerse yourself in the perfect blend of comfort, functionality, and eco-conscious design with the Helium 400 for your next mountain adventure. Helium 400 Sleeping Bag - Regular