With waterproof inserts DK Dry waterproof with polyurethane inserts use a unique film technology that maximizes value and comfort. The waterproof inserts blocks water from the outside, keeping your hands warm and dry on the inside. The high loft synthetic insulations make the glove 4 out of 5 on DAKINE’s warmth index. A synthetic insulation with an excellent balance of comfort, warmth and value. It resists moisture in wet conditions. Providing loft retention and an air space that holds heat and keeps hands warm. The non-bulky nature of this insulation allows breathability when conditions are warmer.