Insulation pants for expeditions and extreme mountain tours at freezing altitudes: the Eigerjoch IN Flex Pants. The extremely light and elasticated Pertex® Quantum Air outer material is water-repellent. Stretch insulation ensures that the pants offer a perfect combination of freedom of movement and heat retention. Can be worn over hard shell and soft shell pants. The full-length zipper makes putting on/taking off easier. Light, elasticated and water-repellent Pertex® Quantum Air outer material | Filled with 60 g/m2 Ajungilak® OTI™ stretch insulation for optimum heat retention and enhanced freedom of movement | Elastic waistband on pants for perfect fit | Concealed fly with snap button | Full-length side zippers for putting on or taking off quickly | Leg zipper pocket | Pants stowable in leg pocket | Gusset crotch for greater freedom of movement | Hem and leg width can be adjusted using snap buttons | Unisex style