Formulated for fishing through the surly stuff, Simms’ new Exstream™ Foldover Mitt features Polartec® Powershield Pro™ for potent water resistance and high-loft insulation, while DWR-coated stretch fleece fabric puts unmatched warmth-to-weight performance and dexterity in the palm of your paws. When it’s time to tie knots, or punch keys to access weather apps, mitts snap to the back—giving fingers freedom to wander.