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Meet the Beneunder AirBloom 4.0 Stretch Puffer — engineered for warmth, mobility, and outdoor performance. With 360° stretch insulation and a three-layer heat-storage system, this jacket locks in warmth while keeping you light and flexible. Designed to resist damp chill, it ensures comfort in temperatures from 5°C to 15°C.
Highlights：
- 360° elastic insulation with 110% stretch
- Heat-storage layers outperform 800-fill down
- +7.5°C warmth boost, 39.8% better heat retention
- Moisture-resistant, won’t clump in rain
- Lightweight design, only ~530g & 1.3cm thin
• Free Shipping on all orders.
• 30-day Return: Feel free to send your item back within 30 days of receiving the product.
You can review our shipping and returns policy here.