What Our Gearhead(R) Experts Are Saying:"These are our go-to shorts for hot trail runs. They stay in place, breathe like a dream, and have just enough storage for essentials. Lightweight but seriously built for movement."When the temps climb and the trail heats up, the Norr na Senja Flex1 4in Shorts are built to move light and fast. Designed with high-output activities in mind, they use flex1 softshell fabric for breathable stretch, moisture management, and wind protection when exposed ridgelines get gusty. Weighing just 100g, these shorts feature a secure stay-in-place waistband with an adjustable cord system, along with smart storage options like an inner key pocket, thigh pocket for bars or gels, and a dedicated security hook. The fit is streamlined but never restrictive, offering freedom of motion for steep climbs and fast descents alike.