Lightweight Durable Weather Resistance for Backcountry Touring The Trailbreaker Tour Pant is our premier, all-in-one, versatile solution for backcountry touring and ski mountaineering. These pants feature a bluesign® approved breathable soft shell upper leg fabric that is abrasion-resistant and stretchy for ease of movement and a waterproof lower leg fabric that sheds snow for added protection in deep powder. The stretchy, movement-mirroring fabric ensures a full range of motion, whether on the skin track or the summit ridge. With a comfortable fit and multiple pockets for storage, the Trailbreaker Tour Pant is a go-to pant for alpine adventures.