DetailsMammut Apparel Size Chart Always ready for climbing: the Massone Pants will support you along every stage of your route with an elasticated, stretch material that accommodates every movement. As well as a snap button for easy opening, these pants also feature practical bonded belt loops. Their fashionable fit is inspired by the figure-hugging "jegging" style. The pants' simple design is enhanced by a smooth hem on the legs, allowing you to roll them up as soon as you start to push your limits. A gusseted crotch adds the perfect finishing touch for even greater freedom of movement. These pants place the mountains at your feet, all you need to do is take the step!