Reactors feature TiCoat insulation and soft MicroPlush lining, making them the warmest 3-mm gloves available. RawHide palm and pre-curved fingers ensure superior grip and superb paddle and oar control. PowerSpan 4-way stretch fabric gives you increased finger mobility. GripCote on the backs of the fingers helps prevent wind chill and evaporative cooling. Seams are glued and blind-stitched for durability.