Designed for dynamic outdoor movement, the AirBloom 4.0 jacket combines powerful warmth with unmatched stretch. Its elastic heat-locking fill and 3D stretch construction move with your body, providing reliable insulation even in cold and damp conditions. Lightweight, breathable, and easy to care for—it’s the next generation of warmth without restrictions.
Highlights：
360° elastic structure ensures full freedom of movement without tightness
Heat-storage insulation outperforms 800-fill down in warmth retention
Hollow-core thermal fibers boost warmth by up to +7.5°C
FlowWarm panels wick sweat in 1 second for dry, lasting comfort
WindGo water-repellent shell protects against drizzle and cold wind
