The Thermolite Reactor Extreme uses super-insulated 110 g/m² Reactor Extreme material to significantly enhance the performance of the sleeping bag. The generous cut allows for comfortable sleeping conditions. Its tapered design provides excellent thermal efficiency and a low weight. The hood with drawstring can be tightened if necessary to achieve maximum warmth. The integrated stretch in the fiber makes the Reactor Extreme the ideal liner for those who move a lot in their sleep. Shape: mummy-shaped with a sewn foot box. Head section with drawstring. Machine washable. Comes in its own Ultra-Sil Cordura stuff sack. Continuous 110 g/m² Thermolite. Material type: polyester. Material composition: 100% polyester. Weight: 410 g. Length: 235 cm. Width at shoulder area: 90 cm. Maximum body height: 205 cm.