Lightweight warmth, built to move. The Thawdaddy 2.0 Heated Vest features a flexible 4-way stretch outer shell, breathable mesh lining, and 3 targeted heat zones for on-demand comfort. Stretch side panels and zippered hand-warmer pockets add mobility and function. Whether worn as a baselayer under your snow gear or as a standalone piece, it’s the perfect extra boost of warmth for cold mornings, high-altitude runs, or everyday wear.