Helly Hansen Workwear Alna 2.0 Work Pant Class 2With a multi functional thigh pocket, heat transfer reflectives and stretch fabric for a better fit the Alna Work Pant 2. 0 Class 1 is a great choice for the worker who needs to stay comfortable, safe and visible at work. Features: 2 way stretch fabric Articulated knees for optimal mobility Broad center back belt loop for extra stability and strength Cordura fabric reinforcement on knees and bottom hem Gusset in crotch for freedom of movement ID card